FHIR Extensions Pack v5.2.0 (2025-02-10)

This page is part of the FHIR Core Extensions Registry (v5.2.0: Release 5.2) based on FHIR (HL7® FHIR® Standard) v5.0.0. This is the current published version. For a full list of available versions, see the Directory of published versions

ElementDefinition Detail - Extensions

FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: InformativeSecurity Category: N/A Compartments: N/A

This table lists extensions for the ElementDefinition data type defined in association with the core specification. For background information, see Extensibility. Additional extensions may be found in published Implementation Guides and in the Conformance resource registry .

Identity Conf.TypeContextWGStatusΔ v1.0.0
(See also Extensions defined on BackboneType
Extensions defined for the ElementDefinition data type
11179-objectClass0..1CodingElementDefinition.mappingfhirTrial-Use: FMM3n/c
11179-objectClassProperty0..1CodingElementDefinition.mappingfhirTrial-Use: FMM3n/c
cqf-shouldTraceDependency0..1booleanStructureDefinition, ElementDefinitioncdsTrial-Use: FMM1icon Added:
designNote0..1markdownQuestionnaire, Questionnaire.item, ElementDefinitionfhirTrial-Use: FMM3n/c
elementdefinition-allowedUnits0..1(Choice)ElementDefinitionfhirTrial-Use: FMM3n/c
elementdefinition-bestpractice0..1(Choice)ElementDefinition.constraint, http://hl7.org/fhir/StructureDefinition/targetConstraintfhirTrial-Use: FMM3n/c
elementdefinition-bestpractice-explanation0..1markdownElementDefinition.constraint, http://hl7.org/fhir/StructureDefinition/targetConstraintfhirTrial-Use: FMM3n/c
elementdefinition-bindingName0..1stringElementDefinition.binding, OperationDefinition.parameter.bindingfhirTrial-Use: FMM3n/c
elementdefinition-defaulttype0..1canonicalElementDefinitionfhirTrial-Use: FMM2icon Changed:
elementdefinition-equivalence0..1codeElementDefinition.mappingfhirTrial-Use: FMM3n/c
elementdefinition-graphConstraint0..1canonicalElementDefinition.type.targetProfilefhirTrial-Use: FMM2n/c
elementdefinition-identifier0..*IdentifierElementDefinitionfhirDeprecated: FMM3icon Changed:
elementdefinition-inheritedExtensibleValueSet0..*(Choice)ElementDefinition.bindingfhirTrial-Use: FMM3n/c
elementdefinition-isCommonBinding0..1booleanElementDefinition.bindingfhirTrial-Use: FMM3n/c
elementdefinition-maxValueSet0..1(Choice)ElementDefinition.bindingfhirDeprecated: FMM3icon Changed:
elementdefinition-minValueSet0..1(Choice)ElementDefinition.bindingfhirDeprecated: FMM3icon Changed:
elementdefinition-namespace0..1uriElementDefinition, StructureDefinitionfhirDeprecated: FMM1icon Changed:
elementdefinition-pattern0..1canonicalElementDefinition.typefhirTrial-Use: FMM2n/c
elementdefinition-profile-element0..1stringElementDefinition.type.profilefhirTrial-Use: FMM3icon Changed:
elementdefinition-question0..*stringElementDefinitionfhirTrial-Use: FMM3icon Changed:
elementdefinition-selector0..1stringElementDefinitionfhirDeprecated: FMM3icon Changed:
elementdefinition-suppress0..1booleanElementDefinition.comment, ElementDefinition.requirements, ElementDefinition.alias,
ElementDefinition.example, ElementDefinition.mapping, ElementDefinition.label,
ElementDefinition.code		fhirExperimental
Draft: FMM1		n/c
elementdefinition-translatable0..1booleanElementDefinitionfhirTrial-Use: FMM3icon Changed:
elementdefinition-type-must-support0..1booleanElementDefinition.type, ElementDefinition.type.profile, ElementDefinition.type.targetProfilefhirTrial-Use: FMM2n/c
entryFormat0..1stringQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
maxDecimalPlaces0..1integerQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
maxSize0..1decimalQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
mimeType0..*codeQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
minLength0..1integerQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
obligation0..*(complex)ElementDefinition, StructureDefinition, ElementDefinition.typefhirTrial-Use: FMM1icon Changed:
preferredTerminologyServer0..*urlQuestionnaire, Questionnaire.item, ElementDefinitionfhirTrial-Use: FMM4icon Added:
questionnaire-baseType0..1codeQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3n/c
questionnaire-choiceOrientation0..1codeQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-constraint0..*(complex)Questionnaire, Questionnaire.item, ElementDefinitionfhirDeprecated: FMM3icon Changed:
questionnaire-displayCategory0..1CodeableConceptQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-hidden0..1booleanQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-itemControl0..1CodeableConceptQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-optionRestriction0..*(Choice)Questionnaire.item, ElementDefinitionfhirTrial-Use: FMM2n/c
questionnaire-referenceFilter0..1stringQuestionnaire.item, ElementDefinitionfhirDeprecated: FMM3icon Changed:
questionnaire-referenceProfile0..*canonicalQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-referenceResource0..*codeQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-signatureRequired0..*CodeableConceptQuestionnaire, Questionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-sliderStepValue0..1integerQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-supportLink0..*uriQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-unit0..1CodingQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3n/c
questionnaire-unitOption0..*CodingQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-unitValueSet0..1canonicalQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
questionnaire-usageMode0..1codeQuestionnaire.item, ElementDefinitionfhirTrial-Use: FMM3icon Changed:
regex0..1stringQuestionnaire.item, ElementDefinitionfhirDeprecated: FMM1icon Added:
structuredefinition-display-hint0..1stringElementDefinitionfhirTrial-Use: FMM3n/c
structuredefinition-explicit-type-name0..1stringElementDefinitionfhirTrial-Use: FMM3n/c
structuredefinition-fhir-type0..1urlElementDefinition.typefhirTrial-Use: FMM3n/c
structuredefinition-hierarchy0..1booleanElementDefinition.typefhirTrial-Use: FMM3n/c
structuredefinition-normative-version0..1codeCanonicalResource, ElementDefinitionfhirTrial-Use: FMM3n/c
structuredefinition-standards-status0..1codeCanonicalResource, CodeSystem.concept, StructureDefinition.context,
SearchParameter.base, ElementDefinition, ElementDefinition.type,
ElementDefinition.targetProfile, OperationDefinition.parameter,
OperationDefinition.parameter.type, OperationDefinition.parameter.allowedType,
OperationDefinition.parameter.targetProfile, ImplementationGuide.definition.page		fhirTrial-Use: FMM3n/c