Example of an encoded BMD measurements of left femur (id = "bmd")

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

<Observation xmlns="http://hl7.org/fhir">
  <!--        BMD measurements of left femur encoded as an observation for example purposes.
          -->
  <id value="bmd"/> 
  <status value="final"/> 
  <code> 
    <coding> 
      <system value="http://loinc.org"/> 
      <code value="24701-5"/> 
      <display value="DXA Femur [Mass/Area] Bone density"/> 
    </coding> 
    <text value="BMD - Left Femur"/> 
  </code> 
  <subject> 
    <reference value="Patient/pat2"/> 
  </subject> 
  <!--        well, actually. this isn't the patient, but it'll do for now        -->
  <performer> 
    <reference value="Organization/1832473e-2fe0-452d-abe9-3cdb9879522f"/> 
    <display value="Acme Imaging Diagnostics"/> 
  </performer> 
  <valueQuantity> 
    <value value="0.887"/> 
    <unit value="g/cm²"/> 
    <system value="http://unitsofmeasure.org"/> 
    <code value="g/cm-2"/> 
  </valueQuantity> 
  <bodySite> 
    <!--  example of a post coordinated term  -->
    <coding> 
      <system value="http://snomed.info/sct"/> 
      <code value="71341001:272741003=7771000"/> 
    </coding> 
    <text value="Left Femur"/> 
  </bodySite> 
</Observation>