<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="HiisQuestionnaireItemDescription" />
  <url value="https://fhir.bfarm.de/StructureDefinition/HiisQuestionnaireItemDescription" />
  <version value="3.1.0-TEST" />
  <name value="HiisQuestionnaireItemDescription" />
  <title value="Item Description on HiisQuestionnaire" />
  <status value="draft" />
  <description value="Extension for additional descriptive texts for an answerOption or item." />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Questionnaire.item" />
  </context>
  <context>
    <type value="element" />
    <expression value="Questionnaire.item.item" />
  </context>
  <context>
    <type value="element" />
    <expression value="Questionnaire.item.item.item" />
  </context>
  <context>
    <type value="element" />
    <expression value="Questionnaire.item.item.item.item" />
  </context>
  <context>
    <type value="element" />
    <expression value="Questionnaire.item.item.item.answerOption" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Descriptive texts" />
      <definition value="Additional descriptive texts for the answerOption or item." />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension">
      <path value="Extension.extension" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:description">
      <path value="Extension.extension" />
      <sliceName value="description" />
      <short value="Description" />
      <definition value="A human-readable description of the item." />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:description.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:description.url">
      <path value="Extension.extension.url" />
      <fixedUri value="description" />
    </element>
    <element id="Extension.extension:description.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:description.value[x]:valueString">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueString" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="string" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:explanation">
      <path value="Extension.extension" />
      <sliceName value="explanation" />
      <short value="Explanation" />
      <definition value="A human-readable explanation of the item. This may replace the name or description of the item." />
      <min value="0" />
      <max value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:explanation.extension">
      <path value="Extension.extension.extension" />
      <max value="0" />
    </element>
    <element id="Extension.extension:explanation.url">
      <path value="Extension.extension.url" />
      <fixedUri value="explanation" />
    </element>
    <element id="Extension.extension:explanation.value[x]">
      <path value="Extension.extension.value[x]" />
      <slicing>
        <discriminator>
          <type value="type" />
          <path value="$this" />
        </discriminator>
        <ordered value="false" />
        <rules value="open" />
      </slicing>
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Extension.extension:explanation.value[x]:valueString">
      <path value="Extension.extension.value[x]" />
      <sliceName value="valueString" />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="string" />
      </type>
      <mustSupport value="true" />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="https://fhir.bfarm.de/StructureDefinition/HiisQuestionnaireItemDescription" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>