US Core Implementation Guide
8.0.1 - STU 8

US Core Implementation Guide, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 8.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/US-Core/ and changes regularly. See the Directory of published versions

## : Serum Sodium Example - XML Representation

Page standards status: Informative

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    <Observation xmlns="http://hl7.org/fhir">
      <id value="serum-sodium"/>
      <meta>
        <lastUpdated value="2005-07-05T15:29:58.597000+00:00"/>
        <profile
                 value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-observation-lab|8.0.1"/>
      </meta>
      <text>
        <status value="generated"/>
        <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: Observation serum-sodium</b></p><a name="serum-sodium"> </a><a name="hcserum-sodium"> </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">Last updated: 2005-07-05 15:29:58+0000</p><p style="margin-bottom: 0px">Profile: <a href="StructureDefinition-us-core-observation-lab.html">US Core Laboratory Result Observation Profileversion: null8.0.1)</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 2951-2}">Sodium, Blood</span></p><p><b>subject</b>: <a href="Patient-example.html">Amy Shaw</a></p><p><b>effective</b>: 2005-07-05</p><p><b>performer</b>: <a href="Practitioner-practitioner-1.html">Dr Ronald Bone</a></p><p><b>value</b>: 137 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 N}">Normal</span></p><p><b>specimen</b>: <a href="Specimen-specimen-example-serum.html">Serum specimen</a></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>135 mmol/L<span style="background: LightGoldenRodYellow"> (Details: UCUM  codemmol/L = 'mmol/L')</span></td><td>145 mmol/L<span style="background: LightGoldenRodYellow"> (Details: UCUM  codemmol/L = 'mmol/L')</span></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"/>
          <display value="Laboratory"/>
        </coding>
        <text value="Laboratory"/>
      </category>
      <code>
        <coding>
          <system value="http://loinc.org"/>
          <code value="2951-2"/>
          <display value="Sodium SerPl-sCnc"/>
        </coding>
        <text value="Sodium, Blood"/>
      </code>
      <subject>🔗
        <reference value="Patient/example"/>
        <display value="Amy Shaw"/>
      </subject>
      <effectiveDateTime value="2005-07-05"/>
      <performer>🔗
        <reference value="Practitioner/practitioner-1"/>
        <display value="Dr Ronald Bone"/>
      </performer>
      <valueQuantity>
        <value value="137"/>
        <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="N"/>
          <display value="Normal"/>
        </coding>
        <text value="Normal"/>
      </interpretation>
      <specimen>🔗
        <reference value="Specimen/specimen-example-serum"/>
        <display value="Serum specimen"/>
      </specimen>
      <referenceRange>
        <low>
          <value value="135"/>
          <unit value="mmol/L"/>
          <system value="http://unitsofmeasure.org"/>
          <code value="mmol/L"/>
        </low>
        <high>
          <value value="145"/>
          <unit value="mmol/L"/>
          <system value="http://unitsofmeasure.org"/>
          <code value="mmol/L"/>
        </high>
        <type>
          <coding>
            <system
                    value="http://terminology.hl7.org/CodeSystem/referencerange-meaning"/>
            <code value="normal"/>
            <display value="Normal Range"/>
          </coding>
          <text value="Normal Range"/>
        </type>
      </referenceRange>
    </Observation>