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Resource StructureDefinition/FHIR Server from package hl7.fhir.uv.ips#current (63 ms)

Package hl7.fhir.uv.ips
Type StructureDefinition
Id Id
FHIR Version R4
Source http://hl7.org/fhir/uv/ips/https://build.fhir.org/ig/HL7/fhir-ips/StructureDefinition-Quantity-uv-ips.html
Url http://hl7.org/fhir/uv/ips/StructureDefinition/Quantity-uv-ips
Version 2.0.0-ballot
Status active
Date 2024-06-19T10:50:07-05:00
Name QuantityIPS
Title Quantity (IPS)
Experimental False
Realm uv
Authority hl7
Description Data type Quantity constrained to use UCUM as the code system for units
Purpose This profile of the Quantity data type imposes the usage of the UCUM as the code system for units
Type Quantity
Kind complex-type

Resources that use this resource

StructureDefinition
http://hl7.org/fhir/uv/lab-report/StructureDefinition/Quantity-uv-lab Quantity (Eu Lab)
Observation-alcoholuse-uv-ips Observation - SH: alcohol use
Observation-results-radiology-uv-ips Observation Results: radiology (IPS)
Ratio-uv-ips Ratio (IPS)
http://hl7.eu/fhir/laboratory/StructureDefinition/Quantity-eu-lab Quantity (Eu Lab)
http://fhir.ehealth.gov.vn/core/StructureDefinition/vn-core-observation-lab-code Observation - Laboratory Result Code Profile - VN Core R4
http://fhir.ehealth.gov.vn/core/StructureDefinition/vn-core-observation-pathology-code Observation - Pathology Result Code Profile - VN Core R4
http://fhir.ehealth.gov.vn/core/StructureDefinition/vn-core-observation-radiology-code Observation - Radiology Result Code Profile - VN Core R4
http://ig.ehealth4u.eu/fhir/StructureDefinition/cyehr-sd-observationresultslaboratory Cyprus EHR Observation Results Laboratory profile
http://ig.ehealth4u.eu/fhir/StructureDefinition/cyehr-sd-observationresultspathology-r4 Cyprus EHR Observation Results Pathology profile

Resources that this resource uses

No resources found



Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: StructureDefinition Quantity-uv-ips

NameFlagsCard.TypeDescription & Constraintsdoco
.. Quantity 0..*QuantityA measured amount using UCUM
... system S1..1uriUCUM system for units
Fixed Value: http://unitsofmeasure.org
... code S1..1codeCoded form of the unit

doco Documentation for this format

Source

{
  "resourceType" : "StructureDefinition",
  "id" : "Quantity-uv-ips",
  "text" : {
    "status" : "extensions",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: StructureDefinition Quantity-uv-ips</b></p><a name=\"Quantity-uv-ips\"> </a><a name=\"hcQuantity-uv-ips\"> </a><a name=\"Quantity-uv-ips-en-US\"> </a><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"border: 0px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top;\"><tr style=\"border: 1px #F0F0F0 solid; font-size: 11px; font-family: verdana; vertical-align: top\"><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"The logical name of the element\">Name</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Information about the use of the element\">Flags</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Minimum and Maximum # of times the element can appear in the instance\">Card.</a></th><th style=\"width: 100px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Reference to the type of the element\">Type</a></th><th style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Additional information about the element\">Description &amp; Constraints</a><span style=\"float: right\"><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH3goXBCwdPqAP0wAAAldJREFUOMuNk0tIlFEYhp9z/vE2jHkhxXA0zJCMitrUQlq4lnSltEqCFhFG2MJFhIvIFpkEWaTQqjaWZRkp0g26URZkTpbaaOJkDqk10szoODP//7XIMUe0elcfnPd9zsfLOYplGrpRwZaqTtw3K7PtGem7Q6FoidbGgqHVy/HRb669R+56zx7eRV1L31JGxYbBtjKK93cxeqfyQHbehkZbUkK20goELEuIzEd+dHS+qz/Y8PTSif0FnGkbiwcAjHaU1+QWOptFiyCLp/LnKptpqIuXHx6rbR26kJcBX3yLgBfnd7CxwJmflpP2wUg0HIAoUUpZBmKzELGWcN8nAr6Gpu7tLU/CkwAaoKTWRSQyt89Q8w6J+oVQkKnBoblH7V0PPvUOvDYXfopE/SJmALsxnVm6LbkotrUtNowMeIrVrBcBpaMmdS0j9df7abpSuy7HWehwJdt1lhVwi/J58U5beXGAF6c3UXLycw1wdFklArBn87xdh0ZsZtArghBdAA3+OEDVubG4UEzP6x1FOWneHh2VDAHBAt80IbdXDcesNoCvs3E5AFyNSU5nbrDPZpcUEQQTFZiEVx+51fxMhhyJEAgvlriadIJZZksRuwBYMOPBbO3hePVVqgEJhFeUuFLhIPkRP6BQLIBrmMenujm/3g4zc398awIe90Zb5A1vREALqneMcYgP/xVQWlG+Ncu5vgwwlaUNx+3799rfe96u9K0JSDXcOzOTJg4B6IgmXfsygc7/Bvg9g9E58/cDVmGIBOP/zT8Bz1zqWqpbXIsd0O9hajXfL6u4BaOS6SeWAAAAAElFTkSuQmCC\" alt=\"doco\" style=\"background-color: inherit\"/></a></span></th></tr><tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck1.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-Quantity-uv-ips-definitions.html#Quantity\" title=\"A measured amount (or an amount that can potentially be measured). Note that measured amounts include amounts that are not precisely quantified, including amounts involving arbitrary units and floating currencies.\r\nThis profile imposes that the code system for units be UCUM.\">Quantity</a><a name=\"Quantity\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"/><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">0</span><span style=\"opacity: 0.5\">..</span><span style=\"opacity: 0.5\">*</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a href=\"http://hl7.org/fhir/R4/datatypes.html#Quantity\">Quantity</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">A measured amount using UCUM</td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: #F7F7F7\"><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck10.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: #F7F7F7; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-Quantity-uv-ips-definitions.html#Quantity.system\">system</a><a name=\"Quantity.system\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"padding-left: 3px; padding-right: 3px; color: white; background-color: red\" title=\"This element must be supported\">S</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..<span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#uri\">uri</a></td><td style=\"vertical-align: top; text-align : left; background-color: #F7F7F7; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">UCUM system for units<br/><span style=\"font-weight:bold\">Fixed Value: </span><span style=\"color: darkgreen\">http://unitsofmeasure.org</span></td></tr>\r\n<tr style=\"border: 0px #F0F0F0 solid; padding:0px; vertical-align: top; background-color: white\"><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px; white-space: nowrap; background-image: url(tbl_bck00.png)\" class=\"hierarchy\"><img src=\"tbl_spacer.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"tbl_vjoin_end.png\" alt=\".\" style=\"background-color: inherit\" class=\"hierarchy\"/><img src=\"icon_element.gif\" alt=\".\" style=\"background-color: white; background-color: inherit\" title=\"Element\" class=\"hierarchy\"/> <a href=\"StructureDefinition-Quantity-uv-ips-definitions.html#Quantity.code\">code</a><a name=\"Quantity.code\"> </a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"padding-left: 3px; padding-right: 3px; color: white; background-color: red\" title=\"This element must be supported\">S</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\">1..<span style=\"opacity: 0.5\">1</span></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><a style=\"opacity: 0.5\" href=\"http://hl7.org/fhir/R4/datatypes.html#code\">code</a></td><td style=\"vertical-align: top; text-align : left; background-color: white; border: 0px #F0F0F0 solid; padding:0px 4px 0px 4px\" class=\"hierarchy\"><span style=\"opacity: 0.5\">Coded form of the unit</span></td></tr>\r\n<tr><td colspan=\"5\" class=\"hierarchy\"><br/><a href=\"https://build.fhir.org/ig/FHIR/ig-guidance/readingIgs.html#table-views\" title=\"Legend for this format\"><img src=\"data:image/png;base64,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\" alt=\"doco\" style=\"background-color: inherit\"/> Documentation for this format</a></td></tr></table></div>"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "pc"
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger" : 2,
      "_valueInteger" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/ips/ImplementationGuide/hl7.fhir.uv.ips"
          }
        ]
      }
    },
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode" : "trial-use",
      "_valueCode" : {
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical" : "http://hl7.org/fhir/uv/ips/ImplementationGuide/hl7.fhir.uv.ips"
          }
        ]
      }
    }
  ],
  "url" : "http://hl7.org/fhir/uv/ips/StructureDefinition/Quantity-uv-ips",
  "version" : "2.0.0-ballot",
  "name" : "QuantityIPS",
  "title" : "Quantity (IPS)",
  "status" : "active",
  "date" : "2024-06-19T10:50:07-05:00",
  "publisher" : "HL7 International / Patient Care",
  "contact" : [
    {
      "name" : "HL7 International / Patient Care",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://www.hl7.org/Special/committees/patientcare"
        }
      ]
    }
  ],
  "description" : "Data type Quantity constrained to use UCUM as the code system for units",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001",
          "display" : "World"
        }
      ]
    }
  ],
  "purpose" : "This profile of the Quantity data type imposes the usage of the UCUM as the code system for units",
  "fhirVersion" : "4.0.1",
  "mapping" : [
    {
      "identity" : "v2",
      "uri" : "http://hl7.org/v2",
      "name" : "HL7 v2 Mapping"
    },
    {
      "identity" : "rim",
      "uri" : "http://hl7.org/v3",
      "name" : "RIM Mapping"
    }
  ],
  "kind" : "complex-type",
  "abstract" : false,
  "type" : "Quantity",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Quantity",
  "derivation" : "constraint",
  "snapshot" : {
    "element" : [
      {
        "id" : "Quantity",
        "path" : "Quantity",
        "short" : "A measured amount using UCUM",
        "definition" : "A measured amount (or an amount that can potentially be measured). Note that measured amounts include amounts that are not precisely quantified, including amounts involving arbitrary units and floating currencies.\r\nThis profile imposes that the code system for units be UCUM.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Quantity",
          "min" : 0,
          "max" : "*"
        },
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)",
            "source" : "http://hl7.org/fhir/StructureDefinition/Quantity"
          }
        ],
        "isModifier" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          }
        ]
      },
      {
        "id" : "Quantity.id",
        "path" : "Quantity.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" : "string"
              }
            ],
            "code" : "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Quantity.extension",
        "path" : "Quantity.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())",
            "xpath" : "@value|f:*|h:div",
            "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()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source" : "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier" : false,
        "isSummary" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "Quantity.value",
        "path" : "Quantity.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "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())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "Quantity.comparator",
        "path" : "Quantity.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : true,
        "isModifierReason" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value",
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSet" : "http://hl7.org/fhir/ValueSet/quantity-comparator|4.0.1"
        },
        "mapping" : [
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "Quantity.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "Quantity.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "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())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "Quantity.system",
        "path" : "Quantity.system",
        "short" : "UCUM system for units",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "fixedUri" : "http://unitsofmeasure.org",
        "condition" : [
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() or (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "mustSupport" : true,
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "Quantity.code",
        "path" : "Quantity.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "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())",
            "xpath" : "@value|f:*|h:div",
            "source" : "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "mustSupport" : true,
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "Quantity",
        "path" : "Quantity",
        "short" : "A measured amount using UCUM",
        "definition" : "A measured amount (or an amount that can potentially be measured). Note that measured amounts include amounts that are not precisely quantified, including amounts involving arbitrary units and floating currencies.\r\nThis profile imposes that the code system for units be UCUM."
      },
      {
        "id" : "Quantity.system",
        "path" : "Quantity.system",
        "short" : "UCUM system for units",
        "min" : 1,
        "fixedUri" : "http://unitsofmeasure.org",
        "mustSupport" : true
      },
      {
        "id" : "Quantity.code",
        "path" : "Quantity.code",
        "min" : 1,
        "mustSupport" : true
      }
    ]
  }
}

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