Real-world patient - creatinine (id = "f204")

<?xml version="1.0" encoding="UTF-8"?>

<Observation xmlns="http://hl7.org/fhir">
  <id value="f204"/> 
  <!--   The observation is complete   -->
  <!--   No reliability concerns   -->
  <identifier> 
    <system value="https://intranet.aumc.nl/labvalues"/> 
    <!--   Does not exist   -->
    <value value="1304-03720-Creatinine"/> 
  </identifier> 
  <!--   Creatinine was measured on April fourth   -->
  <status value="final"/> 
  <code> 
    <!--   Kind of observation = Serum Creatinine, Using only a local code in this example
        -->
    <coding> 
      <system value="https://intranet.aumc.nl/labtestcodes"/> 
      <!--   Does not exist   -->
      <code value="20005"/> 
      <display value="Creatinine(Serum)"/> 
    </coding> 
  </code> 
  <subject> 
    <reference value="Patient/f201"/> 
    <display value="Roel"/> 
  </subject> 
  <issued value="2013-04-04T14:34:00+01:00"/> 
  <performer> 
    <reference value="Practitioner/f202"/> 
    <display value="Luigi Maas"/> 
  </performer> 
  <valueQuantity> 
    <!--   Creatinine=122mmol/L   -->
    <value value="122"/> 
    <unit value="umol/L"/> 
    <system value="http://snomed.info/sct"/> 
    <code value="258814008"/> 
  </valueQuantity> 
  <interpretation> 
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="166717003"/> 
      <display value="Serum creatinine raised"/> 
    </coding> 
    <coding> 
      <system value="http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation"/> 
      <code value="H"/> 
    </coding> 
  </interpretation> 
  <referenceRange> 
    <!--   Healthy creatinine level ranges from 64umol/L to 104umol/L   -->
    <low> 
      <value value="64"/> 
    </low> 
    <high> 
      <value value="104"/> 
    </high> 
    <type> 
      <coding> 
        <system value="http://terminology.hl7.org/CodeSystem/referencerange-meaning"/> 
        <code value="normal"/> 
        <display value="Normal Range"/> 
      </coding> 
    </type> 
  </referenceRange> 
</Observation>