<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="profile-DwMedicationAdministration" />
  <url value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwMedicationAdministration" />
  <version value="2.0.0" />
  <name value="DwMedicationAdministration" />
  <status value="draft" />
  <date value="2026-05-29" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="MedicationAdministration" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/MedicationAdministration" />
  <derivation value="constraint" />
  <differential>
    <element id="MedicationAdministration.id">
      <path value="MedicationAdministration.id" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.meta.lastUpdated">
      <path value="MedicationAdministration.meta.lastUpdated" />
      <min value="1" />
    </element>
    <element id="MedicationAdministration.meta.source">
      <path value="MedicationAdministration.meta.source" />
      <min value="1" />
    </element>
    <element id="MedicationAdministration.text">
      <path value="MedicationAdministration.text" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.identifier">
      <path value="MedicationAdministration.identifier" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.identifier.system">
      <path value="MedicationAdministration.identifier.system" />
      <comment value="CHR: urn:telus:emr:chr:{region}:{accountId}:MedicationAdministration" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.identifier.value">
      <path value="MedicationAdministration.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.status">
      <path value="MedicationAdministration.status" />
      <comment value="CHR: Status derived from injection archived flag only — completed when active, entered-in-error when archived.&#xD;&#xA;&#xD;&#xA;PSS: Always hardcoded to 'completed' — PSS has no entered-in-error equivalent for this record type." />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.medication[x]">
      <path value="MedicationAdministration.medication[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
      <comment value="CHR: A display-only medicationReference carries the medication name — no resolvable reference to a Medication resource, no coding. PSS: uses medicationReference.display when a matching medication exists, falling back to medicationCodeableConcept.text otherwise." />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.medication[x]:medicationCodeableConcept">
      <path value="MedicationAdministration.medication[x]" />
      <sliceName value="medicationCodeableConcept" />
      <comment value="PSS: populated as a fallback only when no matching medication reference is found." />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.medication[x]:medicationCodeableConcept.text">
      <path value="MedicationAdministration.medication[x].text" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.medication[x]:medicationReference">
      <path value="MedicationAdministration.medication[x]" />
      <sliceName value="medicationReference" />
      <comment value="CHR: Display-only — the medication name, with no resolvable reference to a real Medication resource and no coding. PSS: populated with display name only (no referenced Medication resource) when a matching medication exists." />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwMedication" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.medication[x]:medicationReference.display">
      <path value="MedicationAdministration.medication[x].display" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.subject">
      <path value="MedicationAdministration.subject" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwPatient" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.context">
      <path value="MedicationAdministration.context" />
      <comment value="CHR: Populated when the injection is recorded within an open Encounter." />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwEncounter" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.effective[x]">
      <path value="MedicationAdministration.effective[x]" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.performer">
      <path value="MedicationAdministration.performer" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.performer.actor">
      <path value="MedicationAdministration.performer.actor" />
      <type>
        <code value="Reference" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwPractitioner" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwPractitionerRole" />
        <targetProfile value="https://www.telus.com/health/fhir/dwemrextract/StructureDefinition/DwPatient" />
      </type>
    </element>
    <element id="MedicationAdministration.performer.actor.display">
      <path value="MedicationAdministration.performer.actor.display" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.note">
      <path value="MedicationAdministration.note" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.note.author[x]">
      <path value="MedicationAdministration.note.author[x]" />
      <comment value="CHR/PSS: Set to the same practitioner (or external-provider display text) recorded as the administering performer, whenever a comment is present." />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.note.time">
      <path value="MedicationAdministration.note.time" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage">
      <path value="MedicationAdministration.dosage" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.text">
      <path value="MedicationAdministration.dosage.text" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site">
      <path value="MedicationAdministration.dosage.site" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site.coding">
      <path value="MedicationAdministration.dosage.site.coding" />
      <comment value="CHR: Coded using the Infoway Canadian Vaccine Catalogue anatomical site codes, but only for the deltoid, forearm, and gluteal site options; the remaining site options are text-only." />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site.coding.system">
      <path value="MedicationAdministration.dosage.site.coding.system" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site.coding.code">
      <path value="MedicationAdministration.dosage.site.coding.code" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site.coding.display">
      <path value="MedicationAdministration.dosage.site.coding.display" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.site.text">
      <path value="MedicationAdministration.dosage.site.text" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.route">
      <path value="MedicationAdministration.dosage.route" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.route.text">
      <path value="MedicationAdministration.dosage.route.text" />
      <comment value="CHR: Text only — a coded route value is computed internally but is not carried through to the extracted resource." />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.dose">
      <path value="MedicationAdministration.dosage.dose" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.dose.value">
      <path value="MedicationAdministration.dosage.dose.value" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.dose.unit">
      <path value="MedicationAdministration.dosage.dose.unit" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.dose.system">
      <path value="MedicationAdministration.dosage.dose.system" />
      <comment value="CHR: http://unitsofmeasure.org" />
      <mustSupport value="true" />
    </element>
    <element id="MedicationAdministration.dosage.dose.code">
      <path value="MedicationAdministration.dosage.dose.code" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>