HL7 Europe Base and Core FHIR IG
2.0.0 - trial-use 150

HL7 Europe Base and Core FHIR IG, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/base/ and changes regularly. See the Directory of published versions

## : Observation Example - XML Representation

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    <Observation xmlns="http://hl7.org/fhir">
      <id value="763f7902-8103-4d10-8bd1-546a726d43ee"/>
      <meta>
        <profile
                 value="http://hl7.eu/fhir/base/StructureDefinition/medicalTestResult-eu-core"/>
      </meta>
      <text>
        <status value="generated"/>
        <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: Observation 763f7902-8103-4d10-8bd1-546a726d43ee</b></p><a name="763f7902-8103-4d10-8bd1-546a726d43ee"> </a><a name="hc763f7902-8103-4d10-8bd1-546a726d43ee"> </a><div style="display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%"><p style="margin-bottom: 0px"/><p style="margin-bottom: 0px">Profile: <a href="StructureDefinition-medicalTestResult-eu-core.html">Observation: Medical Test Result (EU core)</a></p></div><p><b>status</b>: Final</p><p><b>category</b>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/observation-category laboratory}">Laboratory</span></p><p><b>code</b>: <span title="Codes:{http://loinc.org 22700-9}">Urea (U) [Moles/Vol]</span></p><p><b>subject</b>: <a href="Patient-patient-eu-core-example.html">John Doe  Male, DoB: 1980-01-01</a></p><p><b>effective</b>: 2023-03-27 11:24:26+0100</p><p><b>performer</b>: Jan Laborant</p><p><b>value</b>: 310 mmol/L<span style="background: LightGoldenRodYellow"> (Details: UCUM  codemmol/L = 'mmol/L')</span></p><p><b>interpretation</b>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/v3-ObservationInterpretation LU}">Significantly low</span></p><p><b>method</b>: <span title="Codes:{http://snomed.info/sct 70621000052105}">Spectrophotometric technique</span></p><p><b>specimen</b>: Urine specimen</p><h3>ReferenceRanges</h3><table class="grid"><tr><td style="display: none">-</td><td><b>Low</b></td><td><b>High</b></td><td><b>Type</b></td></tr><tr><td style="display: none">*</td><td>67 mmol/L</td><td>580 mmol/L</td><td><span title="Codes:{http://terminology.hl7.org/CodeSystem/referencerange-meaning normal}">Normal Range</span></td></tr></table></div>
      </text>
      <status value="final"/>
      <category>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/observation-category"/>
          <code value="laboratory"/>
        </coding>
      </category>
      <code>
        <coding>
          <system value="http://loinc.org"/>
          <code value="22700-9"/>
          <display value="Urea [Moles/volume] in Urine"/>
        </coding>
        <text value="Urea (U) [Moles/Vol]"/>
      </code>
      <subject>🔗
        <reference value="Patient/patient-eu-core-example"/>
      </subject>
      <effectiveDateTime value="2023-03-27T11:24:26+01:00"/>
      <performer>
        <display value="Jan Laborant"/>
      </performer>
      <valueQuantity>
        <value value="310"/>
        <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="LU"/>
          <display value="Significantly low"/>
        </coding>
      </interpretation>
      <method>
        <coding>
          <system value="http://snomed.info/sct"/>
          <code value="70621000052105"/>
          <display value="Spectrophotometric technique"/>
        </coding>
      </method>
      <specimen>
        <display value="Urine specimen"/>
      </specimen>
      <referenceRange>
        <low>
          <value value="67"/>
          <unit value="mmol/L"/>
        </low>
        <high>
          <value value="580"/>
          <unit value="mmol/L"/>
        </high>
        <type>
          <coding>
            <system
                    value="http://terminology.hl7.org/CodeSystem/referencerange-meaning"/>
            <code value="normal"/>
            <display value="Normal Range"/>
          </coding>
        </type>
      </referenceRange>
    </Observation>