<?xml version=“1.0” encoding=“UTF-8”?> <Observation xmlns=“hl7.org/fhir”>

      <id value="f204"/><!--   The observation is complete   --><!--   No reliability concerns   --><meta>
  <security>
    <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
    <code value="HTEST"/>
    <display value="test health data"/>
  </security>
</meta>
<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>