<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="runtime-patient-age" />
  <meta>
    <lastUpdated value="2018-01-12T13:47:29.517-05:00" />
  </meta>
  <url value="http://fhir-es.transcendinsights.com/stu3/StructureDefinition/runtime-patient-age" />
  <name value="runtime-patient-age" />
  <status value="draft" />
  <date value="2017-11-30T14:54:55.64-05:00" />
  <description value="The patient's age at run time." />
  <fhirVersion value="3.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <contextType value="resource" />
  <context value="Patient" />
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <definition value="Optional Extension Element - found in Patient resource." />
    </element>
    <element id="Extension.id">
      <path value="Extension.id" />
      <max value="0" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://fhir-es.transcendinsights.com/stu3/StructureDefinition/runtime-patient-age" />
    </element>
    <element id="Extension.value[x]:valueAge">
      <path value="Extension.valueAge" />
      <sliceName value="valueAge" />
      <type>
        <code value="Age" />
      </type>
      <example>
        <label value="Age at runtime" />
        <valueAge>
          <value value="39" />
          <unit value="year" />
          <system value="http://unitsofmeasure.org" />
          <code value="a" />
        </valueAge>
      </example>
    </element>
    <element id="Extension.value[x]:valueAge.id">
      <path value="Extension.valueAge.id" />
      <max value="0" />
    </element>
    <element id="Extension.value[x]:valueAge.value">
      <path value="Extension.valueAge.value" />
      <min value="1" />
    </element>
    <element id="Extension.value[x]:valueAge.comparator">
      <path value="Extension.valueAge.comparator" />
      <max value="0" />
    </element>
    <element id="Extension.value[x]:valueAge.unit">
      <extension url="http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable">
        <valueBoolean value="true" />
      </extension>
      <path value="Extension.valueAge.unit" />
      <min value="1" />
    </element>
    <element id="Extension.value[x]:valueAge.system">
      <path value="Extension.valueAge.system" />
      <min value="1" />
      <fixedUri value="http://unitsofmeasure.org" />
    </element>
    <element id="Extension.value[x]:valueAge.code">
      <path value="Extension.valueAge.code" />
      <min value="1" />
    </element>
  </differential>
</StructureDefinition>