description: An indicator on the status of a fetal subject. Typically used in maternity where the patient record may be created before birth. This extension would not apply to Patients that have a birthDate. A Patient.deceased flag cannot be used for fetal subjects because the fetus is not yet born. The status is used to express the vitality of the fetal subject. package_name: hl7.fhir.uv.extensions derivation: constraint name: PatFetalStatus type: Extension elements: url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/patient-fetalStatus'} index: 0 value: choices: [valueCode] index: 2 valueCode: {type: code, choiceOf: value, index: 3} package_version: 5.3.0-ballot-tc class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/patient-fetalStatus base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.3.0-ballot-tc required: [valueCode, value]