description: The approximate date, age, or flag indicating that the condition of the family member resolved. The abatement should only be specified if the condition is stated in the positive sense, i.e., the didNotHave flag is false.
package_name: hl7.fhir.uv.extensions.r4b
derivation: constraint
name: FMHAbatement
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/familymemberhistory-abatement'}
    index: 1
  value:
    choices: [valueDate, valueAge, valueBoolean]
    index: 3
  valueDate: {type: date, choiceOf: value, index: 4}
  valueAge: {type: Age, choiceOf: value, index: 5}
  valueBoolean: {type: boolean, choiceOf: value, index: 6}
package_version: 5.3.0-ballot-tc
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/StructureDefinition/familymemberhistory-abatement
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 5.3.0-ballot-tc
required: [valueAge, value, valueBoolean, valueDate]