<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="replacesencounter-extension" />
  <url value="http://fhir.xt.dev/StructureDefinition/ReplacesEncounter" />
  <version value="1.0.0" />
  <name value="ReplacesEncounter" />
  <status value="active" />
  <date value="2025-03-18T20:11:20.1129298+00:00" />
  <contact>
    <telecom>
      <system value="email" />
      <value value="fhir.profiling@x-tention.com" />
      <use value="work" />
    </telecom>
  </contact>
  <description value="The Extension is useful for representing Encounter merges. Such merges can be triggered by HL7v2 ADT messages and are used to clean up duplicate entries in a hospital information system." />
  <purpose value="x-tention Informationstechnologie GmbH" />
  <copyright value="x-tention Informationstechnologie GmbH" />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Encounter" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension.url">
      <path value="Extension.url" />
      <fixedUri value="http://fhir.xt.dev/StructureDefinition/ReplacesEncounter" />
    </element>
    <element id="Extension.value[x]">
      <path value="Extension.value[x]" />
      <type>
        <code value="Reference" />
        <targetProfile value="http://hl7.org/fhir/StructureDefinition/Encounter" />
      </type>
    </element>
    <element id="Extension.value[x].reference">
      <path value="Extension.value[x].reference" />
      <short value="Literal reference" />
      <definition value="A reference to the replaced Encounter" />
    </element>
    <element id="Extension.value[x].identifier">
      <path value="Extension.value[x].identifier" />
      <short value="Logical reference to the Encounter" />
      <definition value="If the replaced Encounter does not exist in the system, the visit number must be used as a logical reference." />
    </element>
  </differential>
</StructureDefinition>