Order Catalog Implementation Guide
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Order Catalog Implementation Guide, published by HL7 International - Orders and Observations Work Group. This is not an authorized publication; it is the continuous build for version current). This version is based on the current content of https://github.com/HL7/fhir-order-catalog/ and changes regularly. See the Directory of published versions

: Lab observation serum Na - XML Representation

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<ObservationDefinition xmlns="http://hl7.org/fhir">
  <id value="example-observation-serum-sodium"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/uv/order-catalog/StructureDefinition/LabObservationDefinition"/>
  </meta>
  <language value="en-US"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US"><p><b>Generated Narrative: ObservationDefinition</b><a name="example-observation-serum-sodium"> </a></p><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">Resource ObservationDefinition &quot;example-observation-serum-sodium&quot;  (Language &quot;en-US&quot;) </p><p style="margin-bottom: 0px">Profile: <a href="StructureDefinition-LabObservationDefinition.html">Laboratory Observation Definition</a></p></div><p><b>url</b>: <code>http://hl7.org/fhir/uv/order-catalog/ObservationDefinition/example-observation-serum-sodium</code></p><p><b>status</b>: active</p><p><b>category</b>: Laboratory <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="http://terminology.hl7.org/5.0.0/CodeSystem-observation-category.html">Observation Category Codes</a>#laboratory)</span></p><p><b>code</b>: sodium [Moles/volume] in Serum or Plasma <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="https://loinc.org/">LOINC</a>#2951-2)</span></p><p><b>permittedDataType</b>: Quantity, string</p><p><b>multipleResultsAllowed</b>: false</p><p><b>method</b>: Ion Selective Electrode (ISE) <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> ()</span></p><p><b>preferredReportName</b>: sodium</p><h3>QualifiedValues</h3><table class="grid"><tr><td style="display: none">-</td><td><b>Context</b></td><td><b>RangeCategory</b></td><td><b>Range</b></td></tr><tr><td style="display: none">*</td><td>Normal Range <span style="background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki"> (<a href="http://terminology.hl7.org/5.0.0/CodeSystem-referencerange-meaning.html">Observation Reference Range Meaning Codes</a>#normal)</span></td><td>reference</td><td>136-145</td></tr></table></div>
  </text>
  <url
       value="http://hl7.org/fhir/uv/order-catalog/ObservationDefinition/example-observation-serum-sodium"/>
  <status value="active"/>
  <category>
    <coding>
      <system
              value="http://terminology.hl7.org/CodeSystem/observation-category"/>
      <code value="laboratory"/>
      <display value="Laboratory"/>
    </coding>
  </category>
  <code>
    <coding>
      <system value="http://loinc.org"/>
      <code value="2951-2"/>
      <display value="sodium [Moles/volume] in Serum or Plasma"/>
    </coding>
  </code>
  <permittedDataType value="Quantity"/>
  <permittedDataType value="string"/>
  <multipleResultsAllowed value="false"/>
  <method>
    <text value="Ion Selective Electrode (ISE)"/>
  </method>
  <preferredReportName value="sodium"/>
  <qualifiedValue>
    <context>
      <coding>
        <system
                value="http://terminology.hl7.org/CodeSystem/referencerange-meaning"/>
        <code value="normal"/>
        <display value="Normal Range"/>
      </coding>
    </context>
    <rangeCategory value="reference"/>
    <range>
      <low>
        <value value="136"/>
        <system value="http://unitsofmeasure.org"/>
        <code value="mmol/L"/>
      </low>
      <high>
        <value value="145"/>
        <system value="http://unitsofmeasure.org"/>
        <code value="mmol/L"/>
      </high>
    </range>
  </qualifiedValue>
</ObservationDefinition>