<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="FirstImplantSurgery" />
  <url value="http://mrdm.nl/profiles/fhir/r4/dbir/StructureDefinition/FirstImplantSurgery" />
  <name value="FirstImplantSurgery" />
  <status value="draft" />
  <description value="Defines whether the breast implant surgery is the first implant surgery of this breast" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Procedure.performed[x]" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://mrdm.nl/profiles/fhir/r4/dbir/StructureDefinition/FirstImplantSurgery" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <code>
        <system value="http://snomed.info/sct" />
        <code value="1331000119107" />
        <display value="History of bilateral breast implants" />
      </code>
      <code>
        <system value="http://snomed.info/sct" />
        <code value="427894009" />
        <display value="History of augmentation of breast" />
      </code>
      <code>
        <system value="http://snomed.info/sct" />
        <code value="15071000119107" />
        <display value="History of elective breast augmentation" />
      </code>
      <code>
        <system value="http://snomed.info/sct" />
        <code value="16088491000119105" />
        <display value="History of reconstruction of left breast" />
      </code>
      <code>
        <system value="http://snomed.info/sct" />
        <code value="16088531000119105" />
        <display value="History of reconstruction of right breast" />
      </code>
      <code>
        <system value="http://snomed.info/sct" />
        <code value="16088571000119108" />
        <display value="History of elective breast augmentation" />
      </code>
      <type>
        <code value="code" />
      </type>
      <type>
        <code value="CodeableConcept" />
      </type>
    </element>
  </differential>
</StructureDefinition>