<StructureDefinition xmlns="http://hl7.org/fhir">
  <meta>
    <lastUpdated value="2017-12-14T15:25:59.179+01:00" />
  </meta>
  <url value="http://clinicalsite.org/fhir/StructureDefinition/patient-soa" />
  <name value="patient-soa" />
  <status value="draft" />
  <experimental value="true" />
  <date value="2017-12-11T15:32:21.758+01:00" />
  <description value="A patient resource containing the minimally required data for Subject Management" />
  <fhirVersion value="3.0.1" />
  <mapping>
    <identity value="V2 ADT" />
    <name value="HL7 V2" />
  </mapping>
  <kind value="resource" />
  <abstract value="false" />
  <type value="Patient" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Patient" />
  <derivation value="constraint" />
  <differential>
    <element id="Patient">
      <path value="Patient" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID" />
      </mapping>
    </element>
    <element id="Patient.identifier">
      <path value="Patient.identifier" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="type.coding.code" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Patient.identifier:PID">
      <path value="Patient.identifier" />
      <sliceName value="PID" />
      <min value="1" />
      <max value="1" />
      <constraint>
        <key value="pat-soa-1" />
        <severity value="warning" />
        <human value="All patient identifier systems should match the pattern &quot;http://.*/NamingSystem/patient-identifier&quot;" />
        <expression value="system.matches(&quot;http://.*/NamingSystem/patient-identifier&quot;)" />
      </constraint>
    </element>
    <element id="Patient.identifier:PID.type.coding.system">
      <path value="Patient.identifier.type.coding.system" />
      <min value="1" />
      <fixedUri value="http://hl7.org/fhir/v2/0203" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="fixed value" />
      </mapping>
    </element>
    <element id="Patient.identifier:PID.type.coding.code">
      <path value="Patient.identifier.type.coding.code" />
      <min value="1" />
      <fixedCode value="MR" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="fixed value" />
      </mapping>
    </element>
    <element id="Patient.identifier:PID.system">
      <path value="Patient.identifier.system" />
      <min value="1" />
      <constraint>
        <key value="pat-soa-1" />
        <severity value="warning" />
        <human value="All patient identifier systems should match the pattern &quot;.*/NamingSystem/patient-identifier&quot;. Please refer to the Implementation Guide for details." />
        <expression value="matches(&quot;.*/NamingSystem/patient-identifier&quot;)" />
      </constraint>
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="site dependent fixed value" />
      </mapping>
    </element>
    <element id="Patient.identifier:PID.value">
      <path value="Patient.identifier.value" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID.#3.1" />
      </mapping>
    </element>
    <element id="Patient.active">
      <path value="Patient.active" />
      <definition value="All patients should be set to &quot;active&quot; unless they have been cancelled or merged" />
      <mustSupport value="true" />
    </element>
    <element id="Patient.name.family">
      <path value="Patient.name.family" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID.#5.1" />
      </mapping>
    </element>
    <element id="Patient.name.given">
      <path value="Patient.name.given" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID.#5.2" />
      </mapping>
    </element>
    <element id="Patient.gender">
      <path value="Patient.gender" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID.#8 (mapping required)" />
      </mapping>
    </element>
    <element id="Patient.birthDate">
      <path value="Patient.birthDate" />
      <min value="1" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="PID.#7.1 (formatting required)" />
      </mapping>
    </element>
    <element id="Patient.animal">
      <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name">
        <valueString value="Animal" />
      </extension>
      <path value="Patient.animal" />
      <definition value="This project only deals with human patients" />
      <max value="0" />
    </element>
    <element id="Patient.link">
      <path value="Patient.link" />
      <mustSupport value="true" />
      <mapping>
        <identity value="V2 ADT" />
        <map value="refer to implementation guide" />
      </mapping>
    </element>
    <element id="Patient.link.other.reference">
      <path value="Patient.link.other.reference" />
      <mustSupport value="true" />
    </element>
    <element id="Patient.link.type">
      <path value="Patient.link.type" />
      <definition value="When two patients are merged, the merged patient should be updated with a reference (replaced-by) to the remaining patient and the remaining patient should be updated with a reference (replaces) to the merged patient." />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>