<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://posithera.de/fhir/StructureDefinition/CDSEdema" />
  <name value="CDSEdema" />
  <status value="draft" />
  <fhirVersion value="4.0.0" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Observation" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Observation" />
  <derivation value="constraint" />
  <differential>
    <element id="Observation.code.coding.system">
      <path value="Observation.code.coding.system" />
      <fixedUri value="http://loinc.org" />
    </element>
    <element id="Observation.code.coding.code">
      <path value="Observation.code.coding.code" />
      <fixedCode value="44966-0" />
    </element>
    <element id="Observation.value[x]">
      <path value="Observation.value[x]" />
      <type>
        <code value="CodeableConcept" />
      </type>
      <binding>
        <strength value="required" />
        <valueSet value="https://posithera.de/fhir/ValueSet/CDS_Oedemarten" />
      </binding>
    </element>
    <element id="Observation.bodySite">
      <path value="Observation.bodySite" />
      <binding>
        <strength value="required" />
        <valueSet value="https://posithera.de/fhir/ValueSet/CDS_LokalisationOedem" />
      </binding>
    </element>
    <element id="Observation.method">
      <path value="Observation.method" />
      <max value="0" />
    </element>
    <element id="Observation.specimen">
      <path value="Observation.specimen" />
      <max value="0" />
    </element>
    <element id="Observation.device">
      <path value="Observation.device" />
      <max value="0" />
    </element>
    <element id="Observation.component">
      <path value="Observation.component" />
      <max value="0" />
    </element>
  </differential>
</StructureDefinition>