Extensions for Using Data Elements from FHIR R4B in FHIR R5
0.1.0 - STU
Extensions for Using Data Elements from FHIR R4B in FHIR R5
0.1.0 - STU
Extensions for Using Data Elements from FHIR R4B in FHIR R5 - Downloaded Version null See the Directory of published versions
| Official URL: http://hl7.org/fhir/4.3/StructureDefinition/extension-ResearchElementDefinition.topic | Version: 0.1.0 | |||
| Standards status: Trial-use | Maturity Level: 0 | Computable Name: ExtensionResearchElementDefinition_Topic | ||
R4B: ResearchElementDefinition.topic (new:CodeableConcept)
This extension is part of the cross-version definitions generated to enable use of the
element ResearchElementDefinition.topic as defined in FHIR R4B
in FHIR R5.
The source element is defined as:
ResearchElementDefinition.topic 0..* CodeableConcept
Following are the generation technical comments:
Element ResearchElementDefinition.topic is not mapped to FHIR R5, since FHIR R4B ResearchElementDefinition is not mapped.
Element ResearchElementDefinition.topic has no mapping targets in FHIR R5. Typically, this is because the element has been added (is a new element).
Context of Use
This extension may be used on the following element(s)
Basic
This extension is allowed for use with FHIR versions R5 to R5 .
Usage info
Usages:
You can also check for usages in the FHIR IG Statistics
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension(5.0.0) | R4B: The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. (new) | |
 url |
1..1 | uri | "http://hl7.org/fhir/4.3/StructureDefinition/extension-ResearchElementDefinition.topic" | |
  value[x] |
0..1 | CodeableConcept | The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering. | |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(5.0.0) | R4B: The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. (new) Constraints: ext-1 | |
 id |
0..1 | id | Unique id for inter-element referencing | |
 extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url Constraints: ext-1 | |
| url |
1..1 | uri | "http://hl7.org/fhir/4.3/StructureDefinition/extension-ResearchElementDefinition.topic" | |
| value[x] |
0..1 | CodeableConcept | The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering. | |
| Documentation for this format | ||||
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(5.0.0) | R4B: The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. (new) | |
| url |
1..1 | uri | "http://hl7.org/fhir/4.3/StructureDefinition/extension-ResearchElementDefinition.topic" | |
| value[x] |
0..1 | CodeableConcept | The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering. | |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension(5.0.0) | R4B: The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. (new) Constraints: ext-1 | |
| id |
0..1 | id | Unique id for inter-element referencing | |
| extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url Constraints: ext-1 | |
| url |
1..1 | uri | "http://hl7.org/fhir/4.3/StructureDefinition/extension-ResearchElementDefinition.topic" | |
| value[x] |
0..1 | CodeableConcept | The category of the ResearchElementDefinition, such as Education, Treatment, Assessment, etc. Binding: DefinitionTopic (example): High-level categorization of the definition, used for searching, sorting, and filtering. | |
| Documentation for this format | ||||
Other representations of profile: CSV, Excel, Schematron
| Path | Status | Usage | ValueSet | Version | Source |
| Extension.value[x] | Base | example | Definition Topic | 📍5.0.0 | FHIR Std. |
| Id | Grade | Path(s) | Description | Expression |
| ele-1 | error | Extension, Extension.extension, Extension.value[x] | All FHIR elements must have a @value or children |
hasValue() or (children().count() > id.count())
|
| ext-1 | error | Extension, Extension.extension | Must have either extensions or value[x], not both |
extension.exists() != value.exists()
|
IG © 2025+ FHIR Infrastructure. Package hl7.fhir.uv.xver-r4b.r5#0.1.0 based on FHIR 5.0.0. Generated 2026-03-20
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