Real-world patient example (id = "f205")

Raw XML

<Observation xmlns="http://hl7.org/fhir">
 <name><!--  Kind of observation = EGFR  -->
    <coding>
       <system value="http://snomed.info/sct"/>
       <code value="409402009"/>
       <display value="Epidermal Growth Factor Receptor"/>
    </coding>
 </name>
 <valueQuantity><!--  EGFR=54mL/min  -->
    <value value="54"/>
    <units value="mL/min"/>
    <system value="http://snomed.info/sct"/>
    <code value="258859000"/>
 </valueQuantity>
 <interpretation>
     <coding>
        <system value="http://snomed.info/sct"/>
        <code value="427038005"/>
        <display value="Negative for epidermal growth factor receptor expression (Non-small cell lung cancer)"/>  
     </coding>  
     <coding>
         <system value="http://hl7.org/fhir/v2/0078"/>
         <code value="NEG"/>
     </coding>
 </interpretation>
 <issued value="2013-04-04T14:34:00+01:00"/><!--  EGFR was measured on April fourth  -->
 <status value="final"/><!--  The observation is complete  -->
 <reliability value="ok"/><!--  No reliability concerns  -->
 <method><!--  Method was serum measurement  -->
    <coding>
       <system value="http://snomed.info/sct"/>
       <code value="129266000"/>
       <display value="Measurement"/> 
    </coding>
 </method>
 <identifier>
    <label value="eGFR value of Roel on April 2013 - 03720"/>
    <system value="https://intranet.aumc.nl/labvalues"/><!--  Does not exist  -->
    <key value="1304-03720-eGFR"/>
 </identifier> 
 <subject><!--  It entails Roel's Creatinine level  -->
     <type value="Patient"/>
     <reference value="patient/@f201"/>
     <display value="Roel"/>
 </subject>
 <performer><!--  by Luigi Maas  -->     
     <type value="Practitioner"/>
     <reference value="practitioner/@f202"/>
     <display value="Luigi Maas"/>
 </performer>
 <referenceRange><!--  Non-small cell lung cancer is suspected with EGFR &gt; 60mL/min  --> 
    <meaning>
        <coding>
            <system value="http://snomed.info/sct"/>
            <code value="426964009"/>
            <display value="Non-small cell carcinoma"/> 
        </coding>
    </meaning>
    <rangeQuantity>
        <value value="60"/>
        <comparator value="&gt;"/>
    </rangeQuantity>
 </referenceRange>
</Observation>