description: This flag is true if the radiotherapy course of treatment involves reirradiation of targets or organs at risk that were already irradiated in previous courses.
package_name: hl7.fhir.us.codex-radiation-therapy
derivation: constraint
name: CourseInvolvesReirradiation
type: Extension
elements:
  extension: {index: 0}
  url:
    pattern: {type: Uri, value: 'http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation'}
    index: 1
  value:
    short: Course Involves Reirradiation
    choices: [valueBoolean]
    index: 3
  valueBoolean: {type: boolean, short: Course Involves Reirradiation, 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-course-involves-reirradiation
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 2.0.0-ballot