description: DARC stands for 'Dates Affecting Readiness to Consult' and is defines as:\r\nPeriods of time between the referral and consult date when the patient is unavailable for a first consultation due to patient-related reasons.
package_name: ca.on.ehr.r4
derivation: constraint
name: DARC
type: Extension
elements:
  extension:
    mustSupport: true
    index: 0
    slicing:
      slices:
        StartDate:
          match: {}
          schema:
            mustSupport: true
            index: 0
            extensions: {}
            elements:
              extension: {index: 1}
              url:
                pattern: {type: Uri, value: StartDate}
                index: 2
              value:
                choices: [valueDateTime]
                index: 4
              valueDateTime: {type: dateTime, choiceOf: value, index: 5}
        EndDate:
          match: {}
          schema:
            mustSupport: true
            index: 6
            extensions: {}
            elements:
              extension: {index: 7}
              url:
                pattern: {type: Uri, value: EndDate}
                index: 8
              value:
                choices: [valueDateTime]
                index: 10
              valueDateTime: {type: dateTime, choiceOf: value, index: 11}
        DARCCodes:
          match: {}
          schema:
            mustSupport: true
            index: 12
            extensions: {}
            elements:
              extension: {index: 13}
              url:
                pattern: {type: Uri, value: DARCCodes}
                index: 14
              value:
                choices: [valueCodeableConcept]
                index: 16
              valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 17}
  url:
    pattern: {type: Uri, value: 'http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/DARC-EXT'}
    index: 18
  value:
    label: To Date
    choices: []
    index: 20
package_version: 1.0.0-snapshot3
extensions:
  StartDate:
    url: null
    mustSupport: true
    index: 0
    extensions: {}
    elements:
      extension: {index: 1}
      url:
        pattern: {type: Uri, value: StartDate}
        index: 2
      value:
        choices: [valueDateTime]
        index: 4
      valueDateTime: {type: dateTime, choiceOf: value, index: 5}
  EndDate:
    url: null
    mustSupport: true
    index: 6
    extensions: {}
    elements:
      extension: {index: 7}
      url:
        pattern: {type: Uri, value: EndDate}
        index: 8
      value:
        choices: [valueDateTime]
        index: 10
      valueDateTime: {type: dateTime, choiceOf: value, index: 11}
  DARCCodes:
    url: null
    mustSupport: true
    index: 12
    extensions: {}
    elements:
      extension: {index: 13}
      url:
        pattern: {type: Uri, value: DARCCodes}
        index: 14
      value:
        choices: [valueCodeableConcept]
        index: 16
      valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 17}
class: extension
kind: complex-type
url: http://fhir.infoway-inforoute.ca/io/CA-eReC/StructureDefinition/DARC-EXT
base: http://hl7.org/fhir/StructureDefinition/Extension
version: null