Extension
Extension
activeComplex Type5 elementsv5.0.0
Extension Type: Optional Extension Element - found in all resources.
Metadata
hl7.org/fhir- Canonical URL
- http://hl7.org/fhir/StructureDefinition/Extension
- ID
- Extension
- Type
- Base Definition
- Derivation
- specialization
- Publisher
- HL7 FHIR Standard
- Version
- 5.0.0
- Purpose
- The ability to add extensions in a structured way is what keeps FHIR resources simple.
| Path | Card. | Type | Description |
|---|---|---|---|
Extension | 0..* | Optional Extensions Element | |
id | 0..1 | string | Unique id for inter-element referencing |
extension | 0..* | Additional content defined by implementations | |
url | 1..1 | string | identifies the meaning of the extension |
value[x] | 0..1 | base64Binaryboolean+52 | Value of extension |