<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/MyPatient" />
  <name value="RohiessecondprofileMyPatient" />
  <status value="draft" />
  <description value="second profile for FHIR training" />
  <fhirVersion value="4.0.1" />
  <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" />
      <definition value="second profile for FHIR training" />
    </element>
    <element id="Patient.extension">
      <path value="Patient.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
    </element>
    <element id="Patient.extension:Nationality">
      <path value="Patient.extension" />
      <sliceName value="Nationality" />
      <definition value="Nationality extention" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Extension" />
        <profile value="http://hl7.org/fhir/StructureDefinition/patient-nationality" />
      </type>
      <isModifier value="false" />
    </element>
    <element id="Patient.extension:Nationality.extension">
      <path value="Patient.extension.extension" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="url" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="0" />
    </element>
    <element id="Patient.extension:Nationality.extension:period">
      <path value="Patient.extension.extension" />
      <sliceName value="period" />
      <min value="0" />
      <max value="0" />
    </element>
    <element id="Patient.identifier">
      <path value="Patient.identifier" />
      <slicing>
        <discriminator>
          <type value="value" />
          <path value="system" />
        </discriminator>
        <rules value="open" />
      </slicing>
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Patient.identifier.type">
      <path value="Patient.identifier.type" />
      <min value="1" />
    </element>
    <element id="Patient.identifier.system">
      <path value="Patient.identifier.system" />
      <min value="1" />
    </element>
    <element id="Patient.identifier:HospitalID">
      <path value="Patient.identifier" />
      <sliceName value="HospitalID" />
      <sliceIsConstraining value="false" />
      <min value="1" />
      <fixedIdentifier>
        <system value="https://fhir.cavuhb.nhs.wales/Id/pas-identifier" />
      </fixedIdentifier>
    </element>
    <element id="Patient.identifier:NationalID">
      <path value="Patient.identifier" />
      <sliceName value="NationalID" />
      <min value="1" />
      <max value="1" />
      <fixedIdentifier>
        <system value="https://fhir.nhs.uk/Id/nhs-number" />
      </fixedIdentifier>
    </element>
    <element id="Patient.active">
      <path value="Patient.active" />
      <min value="1" />
    </element>
    <element id="Patient.name">
      <path value="Patient.name" />
      <type>
        <code value="HumanName" />
        <profile value="https://Rohiesexample.org/fhir/StructureDefinition/RohiesMyHumanName" />
      </type>
    </element>
    <element id="Patient.photo">
      <path value="Patient.photo" />
      <max value="0" />
    </element>
    <element id="Patient.generalPractitioner.reference">
      <path value="Patient.generalPractitioner.reference" />
      <mustSupport value="true" />
    </element>
    <element id="Patient.managingOrganization.reference">
      <path value="Patient.managingOrganization.reference" />
      <min value="1" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>