FHIR IG analytics| Package | hl7.fhir.uv.xver-r2.r5 |
| Resource Type | StructureDefinition |
| Id | StructureDefinition-ext-R2-ElementDefinition.maxValue.json |
| FHIR Version | R5 |
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Note: links and images are rebased to the (stated) source
Generated Narrative: StructureDefinition ext-R2-ElementDefinition.maxValue
| Name | Flags | Card. | Type | Description & Constraints |
|---|---|---|---|---|
  Extension | 0..1 | Extension(5.0.0) | DSTU2: maxValue additional types | |
 url | 1..1 | uri | "http://hl7.org/fhir/1.0/StructureDefinition/extension-ElementDefinition.maxValue" | |
  value[x] | 0..1 | Maximum Allowed Value (for some types) | ||
  valueBoolean | boolean | |||
| valueBase64Binary | base64Binary | |||
| valueString | string | |||
| valueUri | uri | |||
| valueCode | code | |||
| valueOid | oid | |||
| valueId | id | |||
| valueMarkdown | markdown | |||
 valueAnnotation | Annotation | |||
| valueAttachment | Attachment | |||
| valueIdentifier | Identifier | |||
| valueCodeableConcept | CodeableConcept | |||
| valueCoding | Coding | |||
| valueRange | Range | |||
| valuePeriod | Period | |||
| valueRatio | Ratio | |||
| valueSampledData | SampledData | |||
| valueSignature | Signature | |||
| valueHumanName | HumanName | |||
| valueAddress | Address | |||
| valueContactPoint | ContactPoint | |||
| valueTiming | Timing | |||
 valueReference | Reference(Any) | |||
| valueMeta | Meta | |||
| Documentation for this format | ||||
FHIR
FHIRsmith{
"resourceType": "StructureDefinition",
"id": "ext-R2-ElementDefinition.maxValue",
"text": {
"status": "extensions",
"div": "<!-- snip (see above) -->"
},
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
"valueCode": "fhir"
},
{
"extension": [
{
"url": "packageId",
"valueId": "hl7.fhir.uv.xver-r2.r5"
},
{
"url": "version",
"valueString": "0.1.0"
},
{
"url": "uri",
"valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r5"
}
],
"url": "http://hl7.org/fhir/StructureDefinition/package-source"
},
{
"extension": [
{
"url": "startFhirVersion",
"valueCode": "5.0"
},
{
"url": "endFhirVersion",
"valueCode": "5.0"
}
],
"url": "http://hl7.org/fhir/StructureDefinition/version-specific-use"
},
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
"valueCode": "can-bind"
},
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
"valueInteger": 0,
"_valueInteger": {
"extension": [
{
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
"valueCanonical": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r5"
}
]
}
},
{
"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/xver/ImplementationGuide/hl7.fhir.uv.xver-r2.r5"
}
]
}
}
],
"url": "http://hl7.org/fhir/1.0/StructureDefinition/extension-ElementDefinition.maxValue",
"version": "0.1.0",
"name": "ExtensionElementDefinition_MaxValue",
"title": "DSTU2: maxValue additional types",
"status": "active",
"experimental": false,
"date": "2026-03-17T21:02:03.8104715+00:00",
"publisher": "FHIR Infrastructure",
"contact": [
{
"name": "FHIR Infrastructure",
"telecom": [
{
"system": "url",
"value": "http://www.hl7.org/Special/committees/fiwg"
}
]
}
],
"description": "DSTU2: `ElementDefinition.maxValue[x]` additional types (boolean, base64Binary, string, uri, code, oid, id, markdown, Annotation, Attachment, Identifier, CodeableConcept, Coding, Range, Period, Ratio, SampledData, Signature, HumanName, Address, ContactPoint, Timing, Reference, Meta)",
"jurisdiction": [
{
"coding": [
{
"system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
"code": "001",
"display": "World"
}
]
}
],
"purpose": "This extension is part of the cross-version definitions generated to enable use of the\r\nelement `ElementDefinition.maxValue[x]` as defined in FHIR DSTU2\r\nin FHIR R5.\r\n\r\nThe source element is defined as:\r\n`ElementDefinition.maxValue[x]` 0..1 `Address, Annotation, Attachment, base64Binary, boolean, code, CodeableConcept, Coding, ContactPoint, date, dateTime, decimal, HumanName, id, Identifier, instant, integer, markdown, Meta, oid, Period, positiveInt, Quantity, Range, Ratio, Reference, SampledData, Signature, string, time, Timing, unsignedInt, uri`\r\n\r\nAcross FHIR versions, the element set has been mapped as:\r\n* DSTU2: `ElementDefinition.maxValue[x]` 0..1 `Address, Annotation, Attachment, base64Binary, boolean, code, CodeableConcept, Coding, ContactPoint, date, dateTime, decimal, HumanName, id, Identifier, instant, integer, markdown, Meta, oid, Period, positiveInt, Quantity, Range, Ratio, Reference, SampledData, Signature, string, time, Timing, unsignedInt, uri`\n* STU3: `ElementDefinition.maxValue[x]` 0..1 `date, dateTime, decimal, instant, integer, positiveInt, Quantity, time, unsignedInt`\n* R4: `ElementDefinition.maxValue[x]` 0..1 `date, dateTime, decimal, instant, integer, positiveInt, Quantity, time, unsignedInt`\n* R4B: `ElementDefinition.maxValue[x]` 0..1 `date, dateTime, decimal, instant, integer, positiveInt, Quantity, time, unsignedInt`\n* R5: `ElementDefinition.maxValue[x]` 0..1 `date, dateTime, decimal, instant, integer, integer64, positiveInt, Quantity, time, unsignedInt`\r\n\r\nFollowing are the generation technical comments:\r\nElement `ElementDefinition.maxValue[x]` is mapped to FHIR R5 element `ElementDefinition.maxValue[x]` as `RelatedTo`.\nThe mappings for `ElementDefinition.maxValue[x]` do not cover the following types: Address, Annotation, Attachment, base64Binary, boolean, code, CodeableConcept, Coding, ContactPoint, HumanName, id, Identifier, markdown, Meta, oid, Period, Range, Ratio, Reference, SampledData, Signature, string, Timing, uri.\nThe target context `ElementDefinition.maxValue[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `ElementDefinition`.",
"fhirVersion": "5.0.0",
"mapping": [
{
"identity": "rim",
"uri": "http://hl7.org/v3",
"name": "RIM Mapping"
}
],
"kind": "complex-type",
"abstract": false,
"context": [
{
"type": "element",
"expression": "ElementDefinition"
}
],
"type": "Extension",
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension|5.0.0",
"derivation": "constraint",
"snapshot": {
"extension": [
{
"url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
"valueString": "5.0.0"
}
],
"element": [
{
"id": "Extension",
"path": "Extension",
"short": "DSTU2: maxValue additional types",
"definition": "DSTU2: `ElementDefinition.maxValue[x]` additional types (boolean, base64Binary, string, uri, code, oid, id, markdown, Annotation, Attachment, Identifier, CodeableConcept, Coding, Range, Period, Ratio, SampledData, Signature, HumanName, Address, ContactPoint, Timing, Reference, Meta)",
"comment": "Element `ElementDefinition.maxValue[x]` is mapped to FHIR R5 element `ElementDefinition.maxValue[x]` as `RelatedTo`.\nThe mappings for `ElementDefinition.maxValue[x]` do not cover the following types: Address, Annotation, Attachment, base64Binary, boolean, code, CodeableConcept, Coding, ContactPoint, HumanName, id, Identifier, markdown, Meta, oid, Period, Range, Ratio, Reference, SampledData, Signature, string, Timing, uri.\nThe target context `ElementDefinition.maxValue[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `ElementDefinition`.\nExcept for date/date/instant, the type of the maxValue[x] SHALL be the same as the specified type of the element. For the date/dateTime/instant values, the type of maxValue[x] SHALL be either the same, or a a [Duration](https://hl7.org/fhir/datatypes.html#duration) which specifies a relative time limit to the current time. The duration value is positive, and is added to the current clock to determine the maximum allowable value. A maximum value for a Quantity is interpreted as an canonical maximum - e.g. you cannot provide 10g if the maximum value is 50mg.",
"min": 0,
"max": "1",
"base": {
"path": "Extension",
"min": 0,
"max": "*"
},
"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|5.0.0"
},
{
"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|5.0.0"
}
],
"isModifier": false
},
{
"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"
}
],
"condition": [
"ele-1"
],
"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",
"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 managable, 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|5.0.0"
},
{
"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|5.0.0"
}
],
"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/1.0/StructureDefinition/extension-ElementDefinition.maxValue",
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
},
{
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"short": "Maximum Allowed Value (for some types)",
"definition": "The maximum allowed value for the element. The value is inclusive. This is allowed for the types date, dateTime, instant, time, decimal, integer, and Quantity.",
"comment": "Except for date/date/instant, the type of the maxValue[x] SHALL be the same as the specified type of the element. For the date/dateTime/instant values, the type of maxValue[x] SHALL be either the same, or a a [Duration](https://hl7.org/fhir/datatypes.html#duration) which specifies a relative time limit to the current time. The duration value is positive, and is added to the current clock to determine the maximum allowable value. A maximum value for a Quantity is interpreted as an canonical maximum - e.g. you cannot provide 10g if the maximum value is 50mg.",
"min": 0,
"max": "1",
"base": {
"path": "Extension.value[x]",
"min": 0,
"max": "1"
},
"type": [
{
"code": "boolean"
},
{
"code": "base64Binary"
},
{
"code": "string"
},
{
"code": "uri"
},
{
"code": "code"
},
{
"code": "oid"
},
{
"code": "id"
},
{
"code": "markdown"
},
{
"code": "Annotation"
},
{
"code": "Attachment"
},
{
"code": "Identifier"
},
{
"code": "CodeableConcept"
},
{
"code": "Coding"
},
{
"code": "Range"
},
{
"code": "Period"
},
{
"code": "Ratio"
},
{
"code": "SampledData"
},
{
"code": "Signature"
},
{
"code": "HumanName"
},
{
"code": "Address"
},
{
"code": "ContactPoint"
},
{
"code": "Timing"
},
{
"code": "Reference"
},
{
"code": "Meta"
}
],
"condition": [
"ext-1"
],
"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|5.0.0"
}
],
"isModifier": false,
"isSummary": false,
"mapping": [
{
"identity": "rim",
"map": "N/A"
}
]
}
]
},
"differential": {
"element": [
{
"id": "Extension",
"path": "Extension",
"short": "DSTU2: maxValue additional types",
"definition": "DSTU2: `ElementDefinition.maxValue[x]` additional types (boolean, base64Binary, string, uri, code, oid, id, markdown, Annotation, Attachment, Identifier, CodeableConcept, Coding, Range, Period, Ratio, SampledData, Signature, HumanName, Address, ContactPoint, Timing, Reference, Meta)",
"comment": "Element `ElementDefinition.maxValue[x]` is mapped to FHIR R5 element `ElementDefinition.maxValue[x]` as `RelatedTo`.\nThe mappings for `ElementDefinition.maxValue[x]` do not cover the following types: Address, Annotation, Attachment, base64Binary, boolean, code, CodeableConcept, Coding, ContactPoint, HumanName, id, Identifier, markdown, Meta, oid, Period, Range, Ratio, Reference, SampledData, Signature, string, Timing, uri.\nThe target context `ElementDefinition.maxValue[x]` is a choice-type element and cannot directly hold extensions. The context is moved up to parent element `ElementDefinition`.\nExcept for date/date/instant, the type of the maxValue[x] SHALL be the same as the specified type of the element. For the date/dateTime/instant values, the type of maxValue[x] SHALL be either the same, or a a [Duration](https://hl7.org/fhir/datatypes.html#duration) which specifies a relative time limit to the current time. The duration value is positive, and is added to the current clock to determine the maximum allowable value. A maximum value for a Quantity is interpreted as an canonical maximum - e.g. you cannot provide 10g if the maximum value is 50mg.",
"min": 0,
"max": "1",
"base": {
"path": "Extension",
"min": 0,
"max": "*"
},
"isModifier": false
},
{
"id": "Extension.url",
"path": "Extension.url",
"min": 1,
"max": "1",
"base": {
"path": "Extension.url",
"min": 1,
"max": "1"
},
"fixedUri": "http://hl7.org/fhir/1.0/StructureDefinition/extension-ElementDefinition.maxValue"
},
{
"id": "Extension.value[x]",
"path": "Extension.value[x]",
"short": "Maximum Allowed Value (for some types)",
"definition": "The maximum allowed value for the element. The value is inclusive. This is allowed for the types date, dateTime, instant, time, decimal, integer, and Quantity.",
"comment": "Except for date/date/instant, the type of the maxValue[x] SHALL be the same as the specified type of the element. For the date/dateTime/instant values, the type of maxValue[x] SHALL be either the same, or a a [Duration](https://hl7.org/fhir/datatypes.html#duration) which specifies a relative time limit to the current time. The duration value is positive, and is added to the current clock to determine the maximum allowable value. A maximum value for a Quantity is interpreted as an canonical maximum - e.g. you cannot provide 10g if the maximum value is 50mg.",
"min": 0,
"max": "1",
"base": {
"path": "Extension.value[x]",
"min": 0,
"max": "1"
},
"type": [
{
"code": "boolean"
},
{
"code": "base64Binary"
},
{
"code": "string"
},
{
"code": "uri"
},
{
"code": "code"
},
{
"code": "oid"
},
{
"code": "id"
},
{
"code": "markdown"
},
{
"code": "Annotation"
},
{
"code": "Attachment"
},
{
"code": "Identifier"
},
{
"code": "CodeableConcept"
},
{
"code": "Coding"
},
{
"code": "Range"
},
{
"code": "Period"
},
{
"code": "Ratio"
},
{
"code": "SampledData"
},
{
"code": "Signature"
},
{
"code": "HumanName"
},
{
"code": "Address"
},
{
"code": "ContactPoint"
},
{
"code": "Timing"
},
{
"code": "Reference"
},
{
"code": "Meta"
}
]
}
]
}
}