<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://sanita.toscana.it/fhir/StructureDefinition/AllergyIntolerance_RT" />
  <name value="AllergyIntolerance_RT" />
  <status value="draft" />
  <date value="2022-06-29T14:02:53.4969128+00:00" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="AllergyIntolerance" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/AllergyIntolerance" />
  <derivation value="constraint" />
  <differential>
    <element id="AllergyIntolerance.clinicalStatus">
      <path value="AllergyIntolerance.clinicalStatus" />
      <definition value="Stato allergia/intolleranza" />
    </element>
    <element id="AllergyIntolerance.type">
      <path value="AllergyIntolerance.type" />
      <definition value="Identificazione della tipologia associata alla risorsa (allergia o intolleranza)" />
    </element>
    <element id="AllergyIntolerance.category">
      <path value="AllergyIntolerance.category" />
      <definition value="Categoria allergia o intolleranza" />
    </element>
    <element id="AllergyIntolerance.code">
      <path value="AllergyIntolerance.code" />
      <definition value="Codice che identifica l’allergia/intolleranza" />
    </element>
    <element id="AllergyIntolerance.patient">
      <path value="AllergyIntolerance.patient" />
      <definition value="Paziente a cui è associata l'allergia/intolleranza" />
    </element>
    <element id="AllergyIntolerance.patient.identifier">
      <path value="AllergyIntolerance.patient.identifier" />
      <constraint>
        <key value="key-1" />
        <severity value="error" />
        <human value="Verifica system Patient aur o cur" />
        <expression value="exists(system = 'http://sanita.toscana.it/aur' or system = 'http://sanita.toscana.it/cur')" />
        <source value="https://sanita.toscana.it/fhir/StructureDefinition/AllergyIntolerance_RT" />
      </constraint>
    </element>
    <element id="AllergyIntolerance.onset[x]">
      <path value="AllergyIntolerance.onset[x]" />
      <definition value="Data di registrazione allergia/intolleranza" />
      <type>
        <code value="dateTime" />
      </type>
    </element>
    <element id="AllergyIntolerance.reaction">
      <path value="AllergyIntolerance.reaction" />
      <definition value="Reazioni avverse" />
    </element>
    <element id="AllergyIntolerance.reaction.severity">
      <path value="AllergyIntolerance.reaction.severity" />
      <definition value="Valutazione clinica della gravità della reazione" />
    </element>
  </differential>
</StructureDefinition>