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Resource StructureDefinition/FHIR Server from package hl7.fhir.uv.xver-r5.r4b#0.0.1-snapshot-1 (438 ms)

Package hl7.fhir.uv.xver-r5.r4b
Type StructureDefinition
Id Id
FHIR Version R4B
Source http://hl7.org/fhir/uv/xver/https://simplifier.net/resolve?scope=hl7.fhir.uv.xver-r5.r4b@0.0.1-snapshot-1&canonical=http://hl7.org/fhir/5.0/StructureDefinition/extension-ImagingSelection
Url http://hl7.org/fhir/5.0/StructureDefinition/extension-ImagingSelection
Version 0.0.1-snapshot-1
Status draft
Date 2025-06-03T03:15:00.8178387+02:00
Name ext_R5_ImagingSelection
Title Cross-version Extension for R5.ImagingSelection for use in FHIR R4B
Experimental False
Realm uv
Authority hl7
Description This cross-version extension represents ImagingSelection from http://hl7.org/fhir/StructureDefinition/ImagingSelection|5.0.0 for use in FHIR R4B.
Type Extension
Kind complex-type

Resources that use this resource

No resources found


Resources that this resource uses

ValueSet
http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-2dgraphictype-for-R4B Cross-version VS for R5.ImagingSelection2DGraphicType for use in FHIR R4B
http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-3dgraphictype-for-R4B Cross-version VS for R5.ImagingSelection3DGraphicType for use in FHIR R4B
http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-status-for-R4B Cross-version VS for R5.ImagingSelectionStatus for use in FHIR R4B
http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html KeyObjectSelectionDocumentTitle


Source

{
  "resourceType" : "StructureDefinition",
  "id" : "ext-R5-ImagingSelection",
  "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ImagingSelection",
  "version" : "0.0.1-snapshot-1",
  "name" : "ext_R5_ImagingSelection",
  "title" : "Cross-version Extension for R5.ImagingSelection for use in FHIR R4B",
  "status" : "draft",
  "experimental" : false,
  "date" : "2025-06-03T03:15:00.8178387+02:00",
  "description" : "This cross-version extension represents ImagingSelection from http://hl7.org/fhir/StructureDefinition/ImagingSelection|5.0.0 for use in FHIR R4B.",
  "fhirVersion" : "4.3.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [
    {
      "type" : "element",
      "expression" : "Basic"
    }
  ],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "snapshot" : {
    "element" : [
      {
        "id" : "Extension",
        "path" : "Extension",
        "short" : "A selection of DICOM SOP instances and/or frames",
        "definition" : "A selection of DICOM SOP instances and/or frames within a single Study and Series. This might include additional specifics such as an image region, an Observation UID or a Segmentation Number, allowing linkage to an Observation Resource or transferring this information along with the ImagingStudy Resource.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Extension",
          "min" : 0,
          "max" : "*"
        },
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children unless an empty Parameters resource",
            "expression" : "hasValue() or (children().count() > id.count()) or $this is Parameters",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.id",
        "path" : "Extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension",
        "path" : "Extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "ordered" : false,
          "rules" : "closed"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 2,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:status",
        "path" : "Extension.extension",
        "sliceName" : "status",
        "short" : "available | entered-in-error | unknown",
        "definition" : "The current state of the ImagingSelection resource. This is not the status of any ImagingStudy, ServiceRequest, or Task resources associated with the ImagingSelection.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : true,
        "isModifierReason" : "This element is labeled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid",
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:status.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:status.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:status.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "status",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:status.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "available | entered-in-error | unknown",
        "definition" : "The current state of the ImagingSelection resource. This is not the status of any ImagingStudy, ServiceRequest, or Task resources associated with the ImagingSelection.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "required",
          "description" : "The status of the ImagingSelection.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-status-for-R4B"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:issued",
        "path" : "Extension.extension",
        "sliceName" : "issued",
        "short" : "Date / Time when this imaging selection was created",
        "definition" : "The date and time this imaging selection was created.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:issued.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:issued.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:issued.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "issued",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:issued.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Date / Time when this imaging selection was created",
        "definition" : "The date and time this imaging selection was created.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "instant"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer",
        "path" : "Extension.extension",
        "sliceName" : "performer",
        "short" : "Selector of the instances (human or machine)",
        "definition" : "Selector of the instances – human or machine.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "ordered" : false,
          "rules" : "closed"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:function",
        "path" : "Extension.extension.extension",
        "sliceName" : "function",
        "short" : "Type of performer",
        "definition" : "Distinguishes the type of involvement of the performer.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:function.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:function.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:function.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "function",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:function.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Type of performer",
        "definition" : "Distinguishes the type of involvement of the performer.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "extensible",
          "description" : "The type of involvement of the performer.",
          "valueSet" : "http://hl7.org/fhir/ValueSet/series-performer-function"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:actor",
        "path" : "Extension.extension.extension",
        "sliceName" : "actor",
        "short" : "Author (human or machine)",
        "definition" : "Author – human or machine.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:actor.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:actor.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:actor.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "actor",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.extension:actor.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Author (human or machine)",
        "definition" : "Author – human or machine.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/Practitioner",
              "http://hl7.org/fhir/StructureDefinition/PractitionerRole",
              "http://hl7.org/fhir/StructureDefinition/Device",
              "http://hl7.org/fhir/StructureDefinition/Organization",
              "http://hl7.org/fhir/StructureDefinition/CareTeam",
              "http://hl7.org/fhir/StructureDefinition/Patient",
              "http://hl7.org/fhir/StructureDefinition/RelatedPerson",
              "http://hl7.org/fhir/StructureDefinition/HealthcareService"
            ]
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "performer",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Value of extension",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "base64Binary"
          },
          {
            "code" : "boolean"
          },
          {
            "code" : "canonical"
          },
          {
            "code" : "code"
          },
          {
            "code" : "date"
          },
          {
            "code" : "dateTime"
          },
          {
            "code" : "decimal"
          },
          {
            "code" : "id"
          },
          {
            "code" : "instant"
          },
          {
            "code" : "integer"
          },
          {
            "code" : "markdown"
          },
          {
            "code" : "oid"
          },
          {
            "code" : "positiveInt"
          },
          {
            "code" : "string"
          },
          {
            "code" : "time"
          },
          {
            "code" : "unsignedInt"
          },
          {
            "code" : "uri"
          },
          {
            "code" : "url"
          },
          {
            "code" : "uuid"
          },
          {
            "code" : "Address"
          },
          {
            "code" : "Age"
          },
          {
            "code" : "Annotation"
          },
          {
            "code" : "Attachment"
          },
          {
            "code" : "CodeableConcept"
          },
          {
            "code" : "CodeableReference"
          },
          {
            "code" : "Coding"
          },
          {
            "code" : "ContactPoint"
          },
          {
            "code" : "Count"
          },
          {
            "code" : "Distance"
          },
          {
            "code" : "Duration"
          },
          {
            "code" : "HumanName"
          },
          {
            "code" : "Identifier"
          },
          {
            "code" : "Money"
          },
          {
            "code" : "Period"
          },
          {
            "code" : "Quantity"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Ratio"
          },
          {
            "code" : "RatioRange"
          },
          {
            "code" : "Reference"
          },
          {
            "code" : "SampledData"
          },
          {
            "code" : "Signature"
          },
          {
            "code" : "Timing"
          },
          {
            "code" : "ContactDetail"
          },
          {
            "code" : "Contributor"
          },
          {
            "code" : "DataRequirement"
          },
          {
            "code" : "Expression"
          },
          {
            "code" : "ParameterDefinition"
          },
          {
            "code" : "RelatedArtifact"
          },
          {
            "code" : "TriggerDefinition"
          },
          {
            "code" : "UsageContext"
          },
          {
            "code" : "Dosage"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn",
        "path" : "Extension.extension",
        "sliceName" : "basedOn",
        "short" : "Associated request",
        "definition" : "A list of the diagnostic requests that resulted in this imaging selection being performed.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "basedOn",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Associated request",
        "definition" : "A list of the diagnostic requests that resulted in this imaging selection being performed.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/CarePlan",
              "http://hl7.org/fhir/StructureDefinition/ServiceRequest",
              "http://hl7.org/fhir/StructureDefinition/Appointment",
              "http://hl7.org/fhir/StructureDefinition/AppointmentResponse",
              "http://hl7.org/fhir/StructureDefinition/Task"
            ]
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:category",
        "path" : "Extension.extension",
        "sliceName" : "category",
        "short" : "Classifies the imaging selection",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:category.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:category.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:category.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "category",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:category.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Classifies the imaging selection",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "example",
          "description" : "Key Object Selection Document Title.",
          "valueSet" : "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:studyUid",
        "path" : "Extension.extension",
        "sliceName" : "studyUid",
        "short" : "DICOM Study Instance UID",
        "definition" : "The Study Instance UID for the DICOM Study from which the images were selected.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:studyUid.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:studyUid.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:studyUid.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "studyUid",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:studyUid.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "DICOM Study Instance UID",
        "definition" : "The Study Instance UID for the DICOM Study from which the images were selected.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "id"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom",
        "path" : "Extension.extension",
        "sliceName" : "derivedFrom",
        "short" : "The imaging study from which the imaging selection is derived",
        "definition" : "The imaging study from which the imaging selection is made.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "derivedFrom",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "The imaging study from which the imaging selection is derived",
        "definition" : "The imaging study from which the imaging selection is made.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/ImagingStudy",
              "http://hl7.org/fhir/StructureDefinition/DocumentReference"
            ]
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:endpoint",
        "path" : "Extension.extension",
        "sliceName" : "endpoint",
        "short" : "The network service providing retrieval for the images referenced in the imaging selection",
        "definition" : "The network service providing retrieval access to the selected images, frames, etc. See implementation notes for information about using DICOM endpoints.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:endpoint.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
 &nhing or someone associated with the patient such as a spouse, parent, fetus, or donor. For example, fetus observations in a mother's record. The focus of an observation could also be an existing condition, an intervention, the subject's diet, another observation of the subject, or a body structure such as tumor or implanted device. An example use case would be using the Observation resource to capture whether the mother is trained to change her child's tracheostomy tube. In this example, the child is the patient of record and the mother is the focus.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:focus.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:focus.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:focus.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "focus",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:focus.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Related resource that is the focus for the imaging selection",
        "definition" : "The actual focus of an observation when it is not the patient of record representing something or someone associated with the patient such as a spouse, parent, fetus, or donor. For example, fetus observations in a mother's record. The focus of an observation could also be an existing condition, an intervention, the subject's diet, another observation of the subject, or a body structure such as tumor or implanted device. An example use case would be using the Observation resource to capture whether the mother is trained to change her child's tracheostomy tube. In this example, the child is the patient of record and the mother is the focus.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/ImagingSelection"
            ]
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance",
        "path" : "Extension.extension",
        "sliceName" : "instance",
        "short" : "The selected instances",
        "definition" : "Each imaging selection includes one or more selected DICOM SOP instances.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.id",
        "path" : "Extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "ordered" : false,
          "rules" : "closed"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:uid",
        "path" : "Extension.extension.extension",
        "sliceName" : "uid",
        "short" : "DICOM SOP Instance UID",
        "definition" : "The SOP Instance UID for the selected DICOM instance.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:uid.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:uid.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:uid.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "uid",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:uid.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM SOP Instance UID",
        "definition" : "The SOP Instance UID for the selected DICOM instance.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "id"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number",
        "path" : "Extension.extension.extension",
        "sliceName" : "number",
        "short" : "DICOM Instance Number",
        "definition" : "The Instance Number for the selected DICOM instance.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "number",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM Instance Number",
        "definition" : "The Instance Number for the selected DICOM instance.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "unsignedInt"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass",
        "path" : "Extension.extension.extension",
        "sliceName" : "sopClass",
        "short" : "DICOM SOP Class UID",
        "definition" : "The SOP Class UID for the selected DICOM instance.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "sopClass",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM SOP Class UID",
        "definition" : "The SOP Class UID for the selected DICOM instance.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "extensible",
          "description" : "DICOM SOP Classes.",
          "valueSet" : "http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:subset",
        "path" : "Extension.extension.extension",
        "sliceName" : "subset",
        "short" : "The selected subset of the SOP Instance",
        "definition" : "Selected subset of the SOP Instance. The content and format of the subset item is determined by the SOP Class of the selected instance.\n May be one of:\n - A list of frame numbers selected from a multiframe SOP Instance.\n - A list of Content Item Observation UID values selected from a DICOM SR or other structured document SOP Instance.\n - A list of segment numbers selected from a segmentation SOP Instance.\n - A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:subset.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:subset.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:subset.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "subset",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:subset.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "The selected subset of the SOP Instance",
        "definition" : "Selected subset of the SOP Instance. The content and format of the subset item is determined by the SOP Class of the selected instance.\n May be one of:\n - A list of frame numbers selected from a multiframe SOP Instance.\n - A list of Content Item Observation UID values selected from a DICOM SR or other structured document SOP Instance.\n - A list of segment numbers selected from a segmentation SOP Instance.\n - A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D",
        "path" : "Extension.extension.extension",
        "sliceName" : "imageRegion2D",
        "short" : "A specific 2D region in a DICOM image / frame",
        "definition" : "Each imaging selection instance or frame list might includes an image region, specified by a region type and a set of 2D coordinates.\n If the parent imagingSelection.instance contains a subset element of type frame, the image region applies to all frames in the subset list.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "ordered" : false,
          "rules" : "closed"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 2,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "regionType",
        "short" : "point | polyline | interpolated | circle | ellipse",
        "definition" : "Specifies the type of image region.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType.id",
        "path" : "Extension.extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType.extension",
        "path" : "Extension.extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType.url",
        "path" : "Extension.extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "regionType",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "point | polyline | interpolated | circle | ellipse",
        "definition" : "Specifies the type of image region.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "required",
          "description" : "The type of image region.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-2dgraphictype-for-R4B"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "coordinate",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\n The origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values must be within the range 0\\0 to the number of columns\\rows in the image / frames.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate.id",
        "path" : "Extension.extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate.extension",
        "path" : "Extension.extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate.url",
        "path" : "Extension.extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "coordinate",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\n The origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values must be within the range 0\\0 to the number of columns\\rows in the image / frames.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "imageRegion2D",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Value of extension",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "base64Binary"
          },
          {
            "code" : "boolean"
          },
          {
            "code" : "canonical"
          },
          {
            "code" : "code"
          },
          {
            "code" : "date"
          },
          {
            "code" : "dateTime"
          },
          {
            "code" : "decimal"
          },
          {
            "code" : "id"
          },
          {
            "code" : "instant"
          },
          {
            "code" : "integer"
          },
          {
            "code" : "markdown"
          },
          {
            "code" : "oid"
          },
          {
            "code" : "positiveInt"
          },
          {
            "code" : "string"
          },
          {
            "code" : "time"
          },
          {
            "code" : "unsignedInt"
          },
          {
            "code" : "uri"
          },
          {
            "code" : "url"
          },
          {
            "code" : "uuid"
          },
          {
            "code" : "Address"
          },
          {
            "code" : "Age"
          },
          {
            "code" : "Annotation"
          },
          {
            "code" : "Attachment"
          },
          {
            "code" : "CodeableConcept"
          },
          {
            "code" : "CodeableReference"
          },
          {
            "code" : "Coding"
          },
          {
            "code" : "ContactPoint"
          },
          {
            "code" : "Count"
          },
          {
            "code" : "Distance"
          },
          {
            "code" : "Duration"
          },
          {
            "code" : "HumanName"
          },
          {
            "code" : "Identifier"
          },
          {
            "code" : "Money"
          },
          {
            "code" : "Period"
          },
          {
            "code" : "Quantity"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Ratio"
          },
          {
            "code" : "RatioRange"
          },
          {
            "code" : "Reference"
          },
          {
            "code" : "SampledData"
          },
          {
            "code" : "Signature"
          },
          {
            "code" : "Timing"
          },
          {
            "code" : "ContactDetail"
          },
          {
            "code" : "Contributor"
          },
          {
            "code" : "DataRequirement"
          },
          {
            "code" : "Expression"
          },
          {
            "code" : "ParameterDefinition"
          },
          {
            "code" : "RelatedArtifact"
          },
          {
            "code" : "TriggerDefinition"
          },
          {
            "code" : "UsageContext"
          },
          {
            "code" : "Dosage"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D",
        "path" : "Extension.extension.extension",
        "sliceName" : "imageRegion3D",
        "short" : "A specific 3D region in a DICOM frame of reference",
        "definition" : "Each imaging selection might includes a 3D image region, specified by a region type and a set of 3D coordinates.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.id",
        "path" : "Extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "ordered" : false,
          "rules" : "closed"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 2,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "regionType",
        "short" : "point | multipoint | polyline | polygon | ellipse | ellipsoid",
        "definition" : "Specifies the type of image region.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType.id",
        "path" : "Extension.extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType.extension",
        "path" : "Extension.extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType.url",
        "path" : "Extension.extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "regionType",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "point | multipoint | polyline | polygon | ellipse | ellipsoid",
        "definition" : "Specifies the type of image region.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "binding" : {
          "strength" : "required",
          "description" : "The type of image region.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-3dgraphictype-for-R4B"
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "coordinate",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and may be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 1,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate.id",
        "path" : "Extension.extension.extension.extension.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "Unique id for inter-element referencing",
        "definition" : "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "id"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate.extension",
        "path" : "Extension.extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate.url",
        "path" : "Extension.extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "coordinate",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and may be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.url",
        "path" : "Extension.extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "imageRegion3D",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Value of extension",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "base64Binary"
          },
          {
            "code" : "boolean"
          },
          {
            "code" : "canonical"
          },
          {
            "code" : "code"
          },
          {
            "code" : "date"
          },
          {
            "code" : "dateTime"
          },
          {
            "code" : "decimal"
          },
          {
            "code" : "id"
          },
          {
            "code" : "instant"
          },
          {
            "code" : "integer"
          },
          {
            "code" : "markdown"
          },
          {
            "code" : "oid"
          },
          {
            "code" : "positiveInt"
          },
          {
            "code" : "string"
          },
          {
            "code" : "time"
          },
          {
            "code" : "unsignedInt"
          },
          {
            "code" : "uri"
          },
          {
            "code" : "url"
          },
          {
            "code" : "uuid"
          },
          {
            "code" : "Address"
          },
          {
            "code" : "Age"
          },
          {
            "code" : "Annotation"
          },
          {
            "code" : "Attachment"
          },
          {
            "code" : "CodeableConcept"
          },
          {
            "code" : "CodeableReference"
          },
          {
            "code" : "Coding"
          },
          {
            "code" : "ContactPoint"
          },
          {
            "code" : "Count"
          },
          {
            "code" : "Distance"
          },
          {
            "code" : "Duration"
          },
          {
            "code" : "HumanName"
          },
          {
            "code" : "Identifier"
          },
          {
            "code" : "Money"
          },
          {
            "code" : "Period"
          },
          {
            "code" : "Quantity"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Ratio"
          },
          {
            "code" : "RatioRange"
          },
          {
            "code" : "Reference"
          },
          {
            "code" : "SampledData"
          },
          {
            "code" : "Signature"
          },
          {
            "code" : "Timing"
          },
          {
            "code" : "ContactDetail"
          },
          {
            "code" : "Contributor"
          },
          {
            "code" : "DataRequirement"
          },
          {
            "code" : "Expression"
          },
          {
            "code" : "ParameterDefinition"
          },
          {
            "code" : "RelatedArtifact"
          },
          {
            "code" : "TriggerDefinition"
          },
          {
            "code" : "UsageContext"
          },
          {
            "code" : "Dosage"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.url",
        "path" : "Extension.extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "instance",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Value of extension",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "base64Binary"
          },
          {
            "code" : "boolean"
          },
          {
            "code" : "canonical"
          },
          {
            "code" : "code"
          },
          {
            "code" : "date"
          },
          {
            "code" : "dateTime"
          },
          {
            "code" : "decimal"
          },
          {
            "code" : "id"
          },
          {
            "code" : "instant"
          },
          {
            "code" : "integer"
          },
          {
            "code" : "markdown"
          },
          {
            "code" : "oid"
          },
          {
            "code" : "positiveInt"
          },
          {
            "code" : "string"
          },
          {
            "code" : "time"
          },
          {
            "code" : "unsignedInt"
          },
          {
            "code" : "uri"
          },
          {
            "code" : "url"
          },
          {
            "code" : "uuid"
          },
          {
            "code" : "Address"
          },
          {
            "code" : "Age"
          },
          {
            "code" : "Annotation"
          },
          {
            "code" : "Attachment"
          },
          {
            "code" : "CodeableConcept"
          },
          {
            "code" : "CodeableReference"
          },
          {
            "code" : "Coding"
          },
          {
            "code" : "ContactPoint"
          },
          {
            "code" : "Count"
          },
          {
            "code" : "Distance"
          },
          {
            "code" : "Duration"
          },
          {
            "code" : "HumanName"
          },
          {
            "code" : "Identifier"
          },
          {
            "code" : "Money"
          },
          {
            "code" : "Period"
          },
          {
            "code" : "Quantity"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Ratio"
          },
          {
            "code" : "RatioRange"
          },
          {
            "code" : "Reference"
          },
          {
            "code" : "SampledData"
          },
          {
            "code" : "Signature"
          },
          {
            "code" : "Timing"
          },
          {
            "code" : "ContactDetail"
          },
          {
            "code" : "Contributor"
          },
          {
            "code" : "DataRequirement"
          },
          {
            "code" : "Expression"
          },
          {
            "code" : "ParameterDefinition"
          },
          {
            "code" : "RelatedArtifact"
          },
          {
            "code" : "TriggerDefinition"
          },
          {
            "code" : "UsageContext"
          },
          {
            "code" : "Dosage"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.url",
        "path" : "Extension.url",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "identifies the meaning of the extension",
        "definition" : "Source of the definition for the extension code - a logical name or a URL.",
        "comment" : "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Extension.url",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "extension" : [
              {
                "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl" : "uri"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ImagingSelection",
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "Extension.value[x]",
        "path" : "Extension.value[x]",
        "short" : "Value of extension",
        "definition" : "Value of extension - must be one of a constrained set of the data types (see [Extensibility](extensibility.html) for a list).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Extension.value[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "base64Binary"
          },
          {
            "code" : "boolean"
          },
          {
            "code" : "canonical"
          },
          {
            "code" : "code"
          },
          {
            "code" : "date"
          },
          {
            "code" : "dateTime"
          },
          {
            "code" : "decimal"
          },
          {
            "code" : "id"
          },
          {
            "code" : "instant"
          },
          {
            "code" : "integer"
          },
          {
            "code" : "markdown"
          },
          {
            "code" : "oid"
          },
          {
            "code" : "positiveInt"
          },
          {
            "code" : "string"
          },
          {
            "code" : "time"
          },
          {
            "code" : "unsignedInt"
          },
          {
            "code" : "uri"
          },
          {
            "code" : "url"
          },
          {
            "code" : "uuid"
          },
          {
            "code" : "Address"
          },
          {
            "code" : "Age"
          },
          {
            "code" : "Annotation"
          },
          {
            "code" : "Attachment"
          },
          {
            "code" : "CodeableConcept"
          },
          {
            "code" : "CodeableReference"
          },
          {
            "code" : "Coding"
          },
          {
            "code" : "ContactPoint"
          },
          {
            "code" : "Count"
          },
          {
            "code" : "Distance"
          },
          {
            "code" : "Duration"
          },
          {
            "code" : "HumanName"
          },
          {
            "code" : "Identifier"
          },
          {
            "code" : "Money"
          },
          {
            "code" : "Period"
          },
          {
            "code" : "Quantity"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Ratio"
          },
          {
            "code" : "RatioRange"
          },
          {
            "code" : "Reference"
          },
          {
            "code" : "SampledData"
          },
          {
            "code" : "Signature"
          },
          {
            "code" : "Timing"
          },
          {
            "code" : "ContactDetail"
          },
          {
            "code" : "Contributor"
          },
          {
            "code" : "DataRequirement"
          },
          {
            "code" : "Expression"
          },
          {
            "code" : "ParameterDefinition"
          },
          {
            "code" : "RelatedArtifact"
          },
          {
            "code" : "TriggerDefinition"
          },
          {
            "code" : "UsageContext"
          },
          {
            "code" : "Dosage"
          }
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "Extension",
        "path" : "Extension",
        "short" : "A selection of DICOM SOP instances and/or frames",
        "definition" : "A selection of DICOM SOP instances and/or frames within a single Study and Series. This might include additional specifics such as an image region, an Observation UID or a Segmentation Number, allowing linkage to an Observation Resource or transferring this information along with the ImagingStudy Resource.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension",
        "path" : "Extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "ordered" : false,
          "rules" : "closed"
        },
        "min" : 2,
        "max" : "*"
      },
      {
        "id" : "Extension.extension:status",
        "path" : "Extension.extension",
        "sliceName" : "status",
        "short" : "available | entered-in-error | unknown",
        "definition" : "The current state of the ImagingSelection resource. This is not the status of any ImagingStudy, ServiceRequest, or Task resources associated with the ImagingSelection.",
        "min" : 1,
        "max" : "1",
        "isModifier" : true,
        "isModifierReason" : "This element is labeled as a modifier because it is a status element that contains status entered-in-error which means that the resource should not be treated as valid"
      },
      {
        "id" : "Extension.extension:status.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "available | entered-in-error | unknown",
        "definition" : "The current state of the ImagingSelection resource. This is not the status of any ImagingStudy, ServiceRequest, or Task resources associated with the ImagingSelection.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "binding" : {
          "strength" : "required",
          "description" : "The status of the ImagingSelection.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-status-for-R4B"
        }
      },
      {
        "id" : "Extension.extension:issued",
        "path" : "Extension.extension",
        "sliceName" : "issued",
        "short" : "Date / Time when this imaging selection was created",
        "definition" : "The date and time this imaging selection was created.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:issued.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Date / Time when this imaging selection was created",
        "definition" : "The date and time this imaging selection was created.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "instant"
          }
        ]
      },
      {
        "id" : "Extension.extension:performer",
        "path" : "Extension.extension",
        "sliceName" : "performer",
        "short" : "Selector of the instances (human or machine)",
        "definition" : "Selector of the instances – human or machine.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:performer.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "ordered" : false,
          "rules" : "closed"
        },
        "min" : 0,
        "max" : "*"
      },
      {
        "id" : "Extension.extension:performer.extension:function",
        "path" : "Extension.extension.extension",
        "sliceName" : "function",
        "short" : "Type of performer",
        "definition" : "Distinguishes the type of involvement of the performer.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:performer.extension:function.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Type of performer",
        "definition" : "Distinguishes the type of involvement of the performer.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "description" : "The type of involvement of the performer.",
          "valueSet" : "http://hl7.org/fhir/ValueSet/series-performer-function"
        }
      },
      {
        "id" : "Extension.extension:performer.extension:actor",
        "path" : "Extension.extension.extension",
        "sliceName" : "actor",
        "short" : "Author (human or machine)",
        "definition" : "Author – human or machine.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:performer.extension:actor.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "Author (human or machine)",
        "definition" : "Author – human or machine.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/Practitioner",
              "http://hl7.org/fhir/StructureDefinition/PractitionerRole",
              "http://hl7.org/fhir/StructureDefinition/Device",
              "http://hl7.org/fhir/StructureDefinition/Organization",
              "http://hl7.org/fhir/StructureDefinition/CareTeam",
              "http://hl7.org/fhir/StructureDefinition/Patient",
              "http://hl7.org/fhir/StructureDefinition/RelatedPerson",
              "http://hl7.org/fhir/StructureDefinition/HealthcareService"
            ]
          }
        ]
      },
      {
        "id" : "Extension.extension:basedOn",
        "path" : "Extension.extension",
        "sliceName" : "basedOn",
        "short" : "Associated request",
        "definition" : "A list of the diagnostic requests that resulted in this imaging selection being performed.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:basedOn.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Associated request",
        "definition" : "A list of the diagnostic requests that resulted in this imaging selection being performed.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/CarePlan",
              "http://hl7.org/fhir/StructureDefinition/ServiceRequest",
              "http://hl7.org/fhir/StructureDefinition/Appointment",
              "http://hl7.org/fhir/StructureDefinition/AppointmentResponse",
              "http://hl7.org/fhir/StructureDefinition/Task"
            ]
          }
        ]
      },
      {
        "id" : "Extension.extension:category",
        "path" : "Extension.extension",
        "sliceName" : "category",
        "short" : "Classifies the imaging selection",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:category.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Classifies the imaging selection",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "binding" : {
          "strength" : "example",
          "description" : "Key Object Selection Document Title.",
          "valueSet" : "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html"
        }
      },
      {
        "id" : "Extension.extension:studyUid",
        "path" : "Extension.extension",
        "sliceName" : "studyUid",
        "short" : "DICOM Study Instance UID",
        "definition" : "The Study Instance UID for the DICOM Study from which the images were selected.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:studyUid.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "DICOM Study Instance UID",
        "definition" : "The Study Instance UID for the DICOM Study from which the images were selected.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "id"
          }
        ]
      },
      {
        "id" : "Extension.extension:derivedFrom",
        "path" : "Extension.extension",
        "sliceName" : "derivedFrom",
        "short" : "The imaging study from which the imaging selection is derived",
        "definition" : "The imaging study from which the imaging selection is made.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:derivedFrom.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "The imaging study from which the imaging selection is derived",
        "definition" : "The imaging study from which the imaging selection is made.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/ImagingStudy",
              "http://hl7.org/fhir/StructureDefinition/DocumentReference"
            ]
          }
        ]
      },
      {
        "id" : "Extension.extension:endpoint",
        "path" : "Extension.extension",
        "sliceName" : "endpoint",
        "short" : "The network service providing retrieval for the images referenced in the imaging selection",
        "definition" : "The network service providing retrieval access to the selected images, frames, etc. See implementation notes for information about using DICOM endpoints.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:endpoint.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "The network service providing retrieval for the images referenced in the imaging selection",
        "definition" : "The network service providing retrieval access to the selected images, frames, etc. See implementation notes for information about using DICOM endpoints.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/Endpoint"
            ]
          }
        ]
      },
      {
        "id" : "Extension.extension:seriesUid",
        "path" : "Extension.extension",
        "sliceName" : "seriesUid",
        "short" : "DICOM Series Instance UID",
        "definition" : "The Series Instance UID for the DICOM Series from which the images were selected.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:seriesUid.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "DICOM Series Instance UID",
        "definition" : "The Series Instance UID for the DICOM Series from which the images were selected.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "id"
          }
        ]
      },
      {
        "id" : "Extension.extension:seriesNumber",
        "path" : "Extension.extension",
        "sliceName" : "seriesNumber",
        "short" : "DICOM Series Number",
        "definition" : "The Series Number for the DICOM Series from which the images were selected.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:seriesNumber.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "DICOM Series Number",
        "definition" : "The Series Number for the DICOM Series from which the images were selected.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "unsignedInt"
          }
        ]
      },
      {
        "id" : "Extension.extension:frameOfReferenceUid",
        "path" : "Extension.extension",
        "sliceName" : "frameOfReferenceUid",
        "short" : "The Frame of Reference UID for the selected images",
        "definition" : "The Frame of Reference UID identifying the coordinate system that conveys spatial and/or temporal information for the selected images or frames.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:frameOfReferenceUid.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "The Frame of Reference UID for the selected images",
        "definition" : "The Frame of Reference UID identifying the coordinate system that conveys spatial and/or temporal information for the selected images or frames.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "id"
          }
        ]
      },
      {
        "id" : "Extension.extension:bodySite",
        "path" : "Extension.extension",
        "sliceName" : "bodySite",
        "short" : "Body part examined",
        "definition" : "The anatomic structures examined. See DICOM Part 16 Annex L (http://dicom.nema.org/medical/dicom/current/output/chtml/part16/chapter_L.html) for DICOM to SNOMED-CT mappings.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:bodySite.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Body part examined",
        "definition" : "The anatomic structures examined. See DICOM Part 16 Annex L (http://dicom.nema.org/medical/dicom/current/output/chtml/part16/chapter_L.html) for DICOM to SNOMED-CT mappings.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "CodeableReference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/BodyStructure"
            ]
          }
        ],
        "binding" : {
          "strength" : "example",
          "description" : "SNOMED CT Body site concepts",
          "valueSet" : "http://hl7.org/fhir/ValueSet/body-site"
        }
      },
      {
        "id" : "Extension.extension:focus",
        "path" : "Extension.extension",
        "sliceName" : "focus",
        "short" : "Related resource that is the focus for the imaging selection",
        "definition" : "The actual focus of an observation when it is not the patient of record representing something or someone associated with the patient such as a spouse, parent, fetus, or donor. For example, fetus observations in a mother's record. The focus of an observation could also be an existing condition, an intervention, the subject's diet, another observation of the subject, or a body structure such as tumor or implanted device. An example use case would be using the Observation resource to capture whether the mother is trained to change her child's tracheostomy tube. In this example, the child is the patient of record and the mother is the focus.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:focus.value[x]",
        "path" : "Extension.extension.value[x]",
        "short" : "Related resource that is the focus for the imaging selection",
        "definition" : "The actual focus of an observation when it is not the patient of record representing something or someone associated with the patient such as a spouse, parent, fetus, or donor. For example, fetus observations in a mother's record. The focus of an observation could also be an existing condition, an intervention, the subject's diet, another observation of the subject, or a body structure such as tumor or implanted device. An example use case would be using the Observation resource to capture whether the mother is trained to change her child's tracheostomy tube. In this example, the child is the patient of record and the mother is the focus.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : [
              "http://hl7.org/fhir/StructureDefinition/ImagingSelection"
            ]
          }
        ]
      },
      {
        "id" : "Extension.extension:instance",
        "path" : "Extension.extension",
        "sliceName" : "instance",
        "short" : "The selected instances",
        "definition" : "Each imaging selection includes one or more selected DICOM SOP instances.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension",
        "path" : "Extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "ordered" : false,
          "rules" : "closed"
        },
        "min" : 1,
        "max" : "*"
      },
      {
        "id" : "Extension.extension:instance.extension:uid",
        "path" : "Extension.extension.extension",
        "sliceName" : "uid",
        "short" : "DICOM SOP Instance UID",
        "definition" : "The SOP Instance UID for the selected DICOM instance.",
        "min" : 1,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:uid.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM SOP Instance UID",
        "definition" : "The SOP Instance UID for the selected DICOM instance.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "id"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:number",
        "path" : "Extension.extension.extension",
        "sliceName" : "number",
        "short" : "DICOM Instance Number",
        "definition" : "The Instance Number for the selected DICOM instance.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:number.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM Instance Number",
        "definition" : "The Instance Number for the selected DICOM instance.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "unsignedInt"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass",
        "path" : "Extension.extension.extension",
        "sliceName" : "sopClass",
        "short" : "DICOM SOP Class UID",
        "definition" : "The SOP Class UID for the selected DICOM instance.",
        "min" : 0,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:sopClass.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "DICOM SOP Class UID",
        "definition" : "The SOP Class UID for the selected DICOM instance.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "binding" : {
          "strength" : "extensible",
          "description" : "DICOM SOP Classes.",
          "valueSet" : "http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_B.5.html#table_B.5-1"
        }
      },
      {
        "id" : "Extension.extension:instance.extension:subset",
        "path" : "Extension.extension.extension",
        "sliceName" : "subset",
        "short" : "The selected subset of the SOP Instance",
        "definition" : "Selected subset of the SOP Instance. The content and format of the subset item is determined by the SOP Class of the selected instance.\n May be one of:\n - A list of frame numbers selected from a multiframe SOP Instance.\n - A list of Content Item Observation UID values selected from a DICOM SR or other structured document SOP Instance.\n - A list of segment numbers selected from a segmentation SOP Instance.\n - A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:subset.value[x]",
        "path" : "Extension.extension.extension.value[x]",
        "short" : "The selected subset of the SOP Instance",
        "definition" : "Selected subset of the SOP Instance. The content and format of the subset item is determined by the SOP Class of the selected instance.\n May be one of:\n - A list of frame numbers selected from a multiframe SOP Instance.\n - A list of Content Item Observation UID values selected from a DICOM SR or other structured document SOP Instance.\n - A list of segment numbers selected from a segmentation SOP Instance.\n - A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "string"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D",
        "path" : "Extension.extension.extension",
        "sliceName" : "imageRegion2D",
        "short" : "A specific 2D region in a DICOM image / frame",
        "definition" : "Each imaging selection instance or frame list might includes an image region, specified by a region type and a set of 2D coordinates.\n If the parent imagingSelection.instance contains a subset element of type frame, the image region applies to all frames in the subset list.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "ordered" : false,
          "rules" : "closed"
        },
        "min" : 2,
        "max" : "*"
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "regionType",
        "short" : "point | polyline | interpolated | circle | ellipse",
        "definition" : "Specifies the type of image region.",
        "min" : 1,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:regionType.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "point | polyline | interpolated | circle | ellipse",
        "definition" : "Specifies the type of image region.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "binding" : {
          "strength" : "required",
          "description" : "The type of image region.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-2dgraphictype-for-R4B"
        }
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "coordinate",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\n The origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values must be within the range 0\\0 to the number of columns\\rows in the image / frames.",
        "min" : 1,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion2D.extension:coordinate.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\n The origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values must be within the range 0\\0 to the number of columns\\rows in the image / frames.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ]
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D",
        "path" : "Extension.extension.extension",
        "sliceName" : "imageRegion3D",
        "short" : "A specific 3D region in a DICOM frame of reference",
        "definition" : "Each imaging selection might includes a 3D image region, specified by a region type and a set of 3D coordinates.",
        "min" : 0,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension",
        "path" : "Extension.extension.extension.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "ordered" : false,
          "rules" : "closed"
        },
        "min" : 2,
        "max" : "*"
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "regionType",
        "short" : "point | multipoint | polyline | polygon | ellipse | ellipsoid",
        "definition" : "Specifies the type of image region.",
        "min" : 1,
        "max" : "1",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:regionType.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "point | multipoint | polyline | polygon | ellipse | ellipsoid",
        "definition" : "Specifies the type of image region.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "binding" : {
          "strength" : "required",
          "description" : "The type of image region.",
          "valueSet" : "http://hl7.org/fhir/uv/xver/5.0/ValueSet/R5-imagingselection-3dgraphictype-for-R4B"
        }
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate",
        "path" : "Extension.extension.extension.extension",
        "sliceName" : "coordinate",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and may be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
        "min" : 1,
        "max" : "*",
        "isModifier" : false
      },
      {
        "id" : "Extension.extension:instance.extension:imageRegion3D.extension:coordinate.value[x]",
        "path" : "Extension.extension.extension.extension.value[x]",
        "short" : "Specifies the coordinates that define the image region",
        "definition" : "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and may be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
        "base" : {
          "path" : "Extension.value[x]"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ]
      },
      {
        "id" : "Extension.url",
        "path" : "Extension.url",
        "min" : 1,
        "max" : "1",
        "fixedUri" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-ImagingSelection"
      }
    ]
  },
  "text" : {
  }
}

XIG built as of ??metadata-date??. Found ??metadata-resources?? resources in ??metadata-packages?? packages.