description: Situations that may affect the measurement or assessment. package_name: hl7.fhir.us.vitals derivation: constraint name: AssociatedSituationExt type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/vitals/StructureDefinition/AssociatedSituationExt'} index: 1 valueCodeableConcept: {type: CodeableConcept, index: 2} package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/vitals/StructureDefinition/AssociatedSituationExt base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0