<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://fhir.siss.regione.lombardia.it/StructureDefinition/RLEncounterPAI" />
  <name value="RLEncounterPAI" />
  <title value="Encounter PAI" />
  <status value="draft" />
  <date value="2026-10-27" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Encounter" />
  <baseDefinition value="https://fhir.siss.regione.lombardia.it/StructureDefinition/RLEncounterCore" />
  <derivation value="constraint" />
  <differential>
    <element id="Encounter">
      <path value="Encounter" />
      <short value="Presa in carico del paziente" />
    </element>
    <element id="Encounter.status">
      <path value="Encounter.status" />
      <short value="Stato dell'incontro" />
      <comment value="Si usa l'Encounter dell'header. Se lo stato non è assegnato, suggerimento: in-progress." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.class">
      <path value="Encounter.class" />
      <short value="Classe dell'incontro" />
      <comment value="Si usa l'Encounter dell'header. Se la classe non è assegnata, suggerimento: AMB (ambulatory, http://terminology.hl7.org/CodeSystem/v3-ActCode)." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.diagnosis">
      <path value="Encounter.diagnosis" />
      <short value="Diagnosi dell'incontro (patologie)" />
      <comment value="Patologia Principale (1..1), Patologia Secondaria (0..N), Patologia Addizionale (0..N). Obbligatorio indicare almeno la patologia principale." />
      <min value="1" />
      <max value="*" />
    </element>
    <element id="Encounter.diagnosis.condition">
      <path value="Encounter.diagnosis.condition" />
      <short value="Patologia" />
      <comment value="Condition creata nella sezione Presa in Carico." />
      <min value="1" />
      <max value="1" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Condition" />
      </type>
    </element>
    <element id="Encounter.diagnosis.rank">
      <path value="Encounter.diagnosis.rank" />
      <short value="Posizione della diagnosi" />
      <comment value="1 = Patologia Principale; 2 = Patologia Secondaria; 3 = Patologia Addizionale." />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization">
      <path value="Encounter.hospitalization" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization.admitSource">
      <path value="Encounter.hospitalization.admitSource" />
      <short value="Modalità di accesso" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization.admitSource.coding">
      <path value="Encounter.hospitalization.admitSource.coding" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization.admitSource.coding.system">
      <path value="Encounter.hospitalization.admitSource.coding.system" />
      <short value="Sistema di codifica" />
      <comment value="CRS-SISS (OID 2.16.840.1.113883.2.9.2.30.3.1.3.13.6.9)" />
      <min value="1" />
      <max value="1" />
      <fixedUri value="urn:oid:2.16.840.1.113883.2.9.2.30.3.1.3.13.6.9" />
    </element>
    <element id="Encounter.hospitalization.admitSource.coding.code">
      <path value="Encounter.hospitalization.admitSource.coding.code" />
      <short value="Valore del codice" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization.admitSource.coding.display">
      <path value="Encounter.hospitalization.admitSource.coding.display" />
      <short value="Descrizione leggibile del codice" />
      <min value="1" />
      <max value="1" />
    </element>
    <element id="Encounter.hospitalization.admitSource.text">
      <path value="Encounter.hospitalization.admitSource.text" />
      <short value="Modalità di accesso - Altro" />
      <min value="0" />
      <max value="1" />
    </element>
  </differential>
</StructureDefinition>