<Observation xmlns="http://hl7.org/fhir">
  <id value="HC40-ORDERENTRY.observation" />
  <meta>
    <profile value="https://example.org/fhir/StructureDefinition/ErrorObservation1" />
  </meta>
  <identifier>
    <system value="http://www.dnlab.it/identifiers/risultato" />
    <value value="1-284679-202209051330-10-0.65045.1" />
  </identifier>
  <status value="final" />
  <code>
    <coding>
      <system value="http://cct.eng.it/FHIR/schema/observation-code-dnlab" />
      <code value="504" />
      <display value="S-SODIOError" />
    </coding>
  </code>
  <issued value="2022-09-05T14:57:00+02:00" />
  <valueQuantity>
    <value value="140" />
    <unit value="mMol/L" />
    <system value="http://unitsofmeasure.org" />
    <code value="mMol/L" />
  </valueQuantity>
  <interpretation>
    <coding>
      <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation" />
      <code value="N" />
    </coding>
  </interpretation>
  <referenceRange>
    <low>
      <value value="135" />
      <unit value="mMol/L" />
      <system value="http://unitsofmeasure.org" />
      <code value="mMol/L" />
    </low>
    <high>
      <value value="150" />
      <unit value="mMol/L" />
      <system value="http://unitsofmeasure.org" />
      <code value="mMol/L" />
    </high>
  </referenceRange>
</Observation>