description: This cross-version extension represents ElementDefinition.defaultValue[x] from http://hl7.org/fhir/StructureDefinition/ElementDefinition|1.0.2 for use in FHIR R4. package_name: rs/hl7.fhir.uv.xver derivation: constraint name: ext_R2_ElementDefinition_defaultValue type: Extension elements: valueBase64Binary: base: {path: 'Extension.value[x]'} type: base64Binary short: Specified value it missing from instance choiceOf: value index: 5 valueTiming: base: {path: 'Extension.value[x]'} type: Timing short: Specified value it missing from instance choiceOf: value index: 32 valueCode: base: {path: 'Extension.value[x]'} type: code short: Specified value it missing from instance choiceOf: value index: 12 valueReference: base: {path: 'Extension.value[x]'} type: Reference short: Specified value it missing from instance choiceOf: value index: 33 valueUri: base: {path: 'Extension.value[x]'} type: uri short: Specified value it missing from instance choiceOf: value index: 8 valueTime: base: {path: 'Extension.value[x]'} type: time short: Specified value it missing from instance choiceOf: value index: 11 valueDecimal: base: {path: 'Extension.value[x]'} type: decimal short: Specified value it missing from instance choiceOf: value index: 4 valueMarkdown: base: {path: 'Extension.value[x]'} type: markdown short: Specified value it missing from instance choiceOf: value index: 17 valueIdentifier: base: {path: 'Extension.value[x]'} type: Identifier short: Specified value it missing from instance choiceOf: value index: 20 valueQuantity: base: {path: 'Extension.value[x]'} type: Quantity short: Specified value it missing from instance choiceOf: value index: 23 value: base: {path: 'Extension.value[x]'} short: Specified value it missing from instance choices: [valueBoolean, valueInteger, valueDecimal, valueBase64Binary, valueInstant, valueString, valueUri, valueDate, valueDateTime, valueTime, valueCode, valueOid, valueId, valueUnsignedInt, valuePositiveInt, valueMarkdown, valueAnnotation, valueAttachment, valueIdentifier, valueCodeableConcept, valueCoding, valueQuantity, valueRange, valuePeriod, valueRatio, valueSampledData, valueSignature, valueHumanName, valueAddress, valueContactPoint, valueTiming, valueReference, valueMeta] index: 1 valueString: base: {path: 'Extension.value[x]'} type: string short: Specified value it missing from instance choiceOf: value index: 7 valueRatio: base: {path: 'Extension.value[x]'} type: Ratio short: Specified value it missing from instance choiceOf: value index: 26 valueBoolean: base: {path: 'Extension.value[x]'} type: boolean short: Specified value it missing from instance choiceOf: value index: 2 valueInstant: base: {path: 'Extension.value[x]'} type: instant short: Specified value it missing from instance choiceOf: value index: 6 valueDateTime: base: {path: 'Extension.value[x]'} type: dateTime short: Specified value it missing from instance choiceOf: value index: 10 valueDate: base: {path: 'Extension.value[x]'} type: date short: Specified value it missing from instance choiceOf: value index: 9 valueMeta: base: {path: 'Extension.value[x]'} type: Meta short: Specified value it missing from instance choiceOf: value index: 34 valueCoding: base: {path: 'Extension.value[x]'} type: Coding short: Specified value it missing from instance choiceOf: value index: 22 valueSampledData: base: {path: 'Extension.value[x]'} type: SampledData short: Specified value it missing from instance choiceOf: value index: 27 valueContactPoint: base: {path: 'Extension.value[x]'} type: ContactPoint short: Specified value it missing from instance choiceOf: value index: 31 url: pattern: {type: uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-ElementDefinition.defaultValue'} type: uri index: 35 valueCodeableConcept: base: {path: 'Extension.value[x]'} type: CodeableConcept short: Specified value it missing from instance choiceOf: value index: 21 valueAnnotation: base: {path: 'Extension.value[x]'} type: Annotation short: Specified value it missing from instance choiceOf: value index: 18 valuePeriod: base: {path: 'Extension.value[x]'} type: Period short: Specified value it missing from instance choiceOf: value index: 25 valueRange: base: {path: 'Extension.value[x]'} type: Range short: Specified value it missing from instance choiceOf: value index: 24 valueSignature: base: {path: 'Extension.value[x]'} type: Signature short: Specified value it missing from instance choiceOf: value index: 28 valueInteger: base: {path: 'Extension.value[x]'} type: integer short: Specified value it missing from instance choiceOf: value index: 3 valueHumanName: base: {path: 'Extension.value[x]'} type: HumanName short: Specified value it missing from instance choiceOf: value index: 29 valueUnsignedInt: base: {path: 'Extension.value[x]'} type: unsignedInt short: Specified value it missing from instance choiceOf: value index: 15 valueAttachment: base: {path: 'Extension.value[x]'} type: Attachment short: Specified value it missing from instance choiceOf: value index: 19 valueOid: base: {path: 'Extension.value[x]'} type: oid short: Specified value it missing from instance choiceOf: value index: 13 valueAddress: base: {path: 'Extension.value[x]'} type: Address short: Specified value it missing from instance choiceOf: value index: 30 valuePositiveInt: base: {path: 'Extension.value[x]'} type: positiveInt short: Specified value it missing from instance choiceOf: value index: 16 valueId: base: {path: 'Extension.value[x]'} type: id short: Specified value it missing from instance choiceOf: value index: 14 package_version: r2.r4-0.0.1-snapshot-1 class: extension kind: complex-type url: http://hl7.org/fhir/1.0/StructureDefinition/extension-ElementDefinition.defaultValue base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.0.1-snapshot-1 required: [url]