description: Extension for capturing a condition date and time under Condition.onset or Condition.abatement. package_name: synapxe.sgcdi derivation: constraint name: dateTime type: Extension elements: url: pattern: {type: Uri, value: 'https://fhir.synapxe.sg/StructureDefinition/ext-dateTime'} index: 0 value: choices: [valueDateTime] index: 2 valueDateTime: {type: dateTime, choiceOf: value, index: 3} package_version: 1.2.6 class: extension kind: complex-type url: https://fhir.synapxe.sg/StructureDefinition/ext-dateTime base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [valueDateTime, value]