<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="structuredefinition-binary" />
  <url value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/profile-binary" />
  <version value="1.0.0" />
  <name value="BinaryEHR" />
  <title value="Binary EHR" />
  <status value="active" />
  <date value="2025-06-06T16:31:10.0976344+00:00" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Binary" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Binary" />
  <derivation value="constraint" />
  <differential>
    <element id="Binary.language">
      <path value="Binary.language" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <valueSet value="http://ehealthontario.ca/fhir/ValueSet/human-language" />
      </binding>
    </element>
    <element id="Binary.contentType">
      <path value="Binary.contentType" />
      <mustSupport value="true" />
      <binding>
        <strength value="required" />
        <description value="Attachment mime type supported by Ontario Health interfaces." />
        <valueSet value="http://ontariohealth.ca/fhir/ehr/ValueSet/mime-type" />
      </binding>
    </element>
    <element id="Binary.data">
      <path value="Binary.data" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Binary.data.extension">
      <path value="Binary.data.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
    </element>
    <element id="Binary.data.extension:ext-attachment-metadata">
      <path value="Binary.data.extension" />
      <sliceName value="ext-attachment-metadata" />
      <min value="0" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://ontariohealth.ca/fhir/ehr/StructureDefinition/ext-attachment-metadata" />
      </type>
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>