US Core Implementation Guide
8.0.1 - STU 8 US

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

## : Substance Use Status Example - XML Representation

Page standards status: Informative

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    <Observation xmlns="http://hl7.org/fhir">
      <id value="substance-use-status"/>
      <meta>
        <profile
                 value="http://hl7.org/fhir/us/core/StructureDefinition/us-core-simple-observation|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 substance-use-status</b></p><a name="substance-use-status"> </a><a name="hcsubstance-use-status"> </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-us-core-simple-observation.html">US Core Simple Observation Profile</a> version: 8.0.1</p></div><p><b>identifier</b>: <code>http://example.org/fhir/Observation/identifiers</code>/19a199c7-8fdf-11ec-9837-020000000000</p><p><b>status</b>: Final</p><p><b>category</b>: <span title="Codes:{http://terminology.hl7.org/CodeSystem/observation-category social-history}">Social History</span></p><p><b>code</b>: <span title="Codes:{http://snomed.info/sct 228366006}">Substance use status</span></p><p><b>subject</b>: <a href="Patient-example.html">Amy Shaw</a></p><p><b>effective</b>: 2023-08-03</p><p><b>performer</b>: <a href="Patient-example.html">Amy Shaw</a></p><p><b>value</b>: true</p><p><b>note</b>: </p><blockquote><div><p>At parties</p>
    </div></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://snomed.info/sct 410942007}">Drug or medicament</span></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 703842006}">Amphetamine</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://snomed.info/sct 228390007}">Frequency of drug misuse</span></p><p><b>value</b>: 3 times a year</p></blockquote></div>
      </text>
      <identifier>
        <system value="http://example.org/fhir/Observation/identifiers"/>
        <value value="19a199c7-8fdf-11ec-9837-020000000000"/>
      </identifier>
      <status value="final"/>
      <category>
        <coding>
          <system
                  value="http://terminology.hl7.org/CodeSystem/observation-category"/>
          <code value="social-history"/>
          <display value="Social History"/>
        </coding>
        <text value="Social History"/>
      </category>
      <code>
        <coding>
          <system value="http://snomed.info/sct"/>
          <version value="http://snomed.info/sct/731000124108"/>
          <code value="228366006"/>
          <display value="Finding relating to drug misuse behavior (finding)"/>
        </coding>
        <text value="Substance use status"/>
      </code>
      <subject>🔗
        <reference value="Patient/example"/>
        <display value="Amy Shaw"/>
      </subject>
      <effectiveDateTime value="2023-08-03"/>
      <performer>🔗
        <reference value="Patient/example"/>
        <display value="Amy Shaw"/>
      </performer>
      <valueBoolean value="true"/>
      <note>
        <text value="At parties"/>
      </note>
      <component>
        <code>
          <coding>
            <system value="http://snomed.info/sct"/>
            <version value="http://snomed.info/sct/731000124108"/>
            <code value="410942007"/>
            <display value="Drug or medicament (substance)"/>
          </coding>
          <text value="Drug or medicament"/>
        </code>
        <valueCodeableConcept>
          <coding>
            <system value="http://snomed.info/sct"/>
            <version value="http://snomed.info/sct/731000124108"/>
            <code value="703842006"/>
            <display value="Amphetamine"/>
          </coding>
          <text value="Amphetamine"/>
        </valueCodeableConcept>
      </component>
      <component>
        <code>
          <coding>
            <system value="http://snomed.info/sct"/>
            <version value="http://snomed.info/sct/731000124108"/>
            <code value="228390007"/>
            <display value="Frequency of drug misuse (observable entity)"/>
          </coding>
          <text value="Frequency of drug misuse"/>
        </code>
        <valueString value="3 times a year"/>
      </component>
    </Observation>