description: The reason a planned or prescribed radiotherapy treatment was revised, superceded, or adapted.
package_name: hl7.fhir.us.codex-radiation-therapy
derivation: constraint
name: RadiotherapyReasonForRevisionOrAdaptation
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-reason-for-revision-or-adaptation'}
    index: 1
  value:
    short: Reason for Revision or Adaptation
    choices: [valueCodeableConcept]
    index: 3
  valueCodeableConcept: {type: CodeableConcept, short: Reason for Revision or Adaptation, choiceOf: value, index: 4}
package_version: 2.0.0-ballot
extensions: {}
class: extension
kind: complex-type
url: http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-reason-for-revision-or-adaptation
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 2.0.0-ballot
required: [value, valueCodeableConcept]