http://hl7.org/fhir/StructureDefinition/observation-delta|4.0.1
The qualitative change in the value relative to the previous measurement. Usually only recorded if the change is clinically significant.
| type | destination |
|---|---|
| baseDefinition | http://hl7.org/fhir/StructureDefinition/Extension |
| type | http://hl7.org/fhir/StructureDefinition/Extension |
| Extension.value[x].type | http://hl7.org/fhir/StructureDefinition/CodeableConcept |