FHIR R4 Symptoms Implementation Guide
0.1.0 - ci-build International flag

FHIR R4 Symptoms Implementation Guide, published by HL7 International / Clinical Interoperability Council. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-symptoms-ig/ and changes regularly. See the Directory of published versions

: HearingLossSymptom - XML Representation

Page standards status: Informative

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<Observation xmlns="http://hl7.org/fhir">
  <id value="HearingLossSymptom"/>
  <meta>
    <profile
             value="http://hl7.org/fhir/uv/symptoms/StructureDefinition/SymptomObservation"/>
  </meta>
  <text>
    <status value="extensions"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: Observation HearingLossSymptom</b></p><a name="HearingLossSymptom"> </a><a name="hcHearingLossSymptom"> </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-SymptomObservation.html">Symptom Observation</a></p></div><p><b>Supporting info</b>: <a href="Observation-DizzinessSymptom.html">Observation Symptom</a></p><p><b>status</b>: Final</p><p><b>category</b>: <span title="Codes:{http://hl7.org/fhir/uv/symptoms/CodeSystem/SymptomTemporary symptom}">Symptom</span></p><p><b>code</b>: <span title="Codes:{http://loinc.org 75325-1}">Symptom</span></p><p><b>subject</b>: <a href="Patient-JohnDoe.html">John Doe  Male, DoB: 1953-02-21</a></p><p><b>effective</b>: 2025-04-01 13:22:17+0200 --&gt; 2025-10-16 13:42:17+0200</p><p><b>issued</b>: 2025-10-16 13:42:17+0200</p><p><b>performer</b>: <a href="Patient-JohnDoe.html">John Doe  Male, DoB: 1953-02-21</a></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 14230001000004101}">Perception of hearing loss (finding)</span></p><p><b>bodySite</b>: <span title="Codes:{http://snomed.info/sct 1910005}">Entire ear</span></p><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://loinc.org 64750-3}">Severity of symptoms</span></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 371923003}">Mild to moderate (qualifier value)</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://loinc.org 89253-9}">Trend</span></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 35105006}">Increased</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://loinc.org 104156-5}">Condition frequency - Reported</span></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 255238004}">Continuous</span></p></blockquote><blockquote><p><b>component</b></p><p><b>code</b>: <span title="Codes:{http://loinc.org 99495-4}">Speed of condition onset</span></p><p><b>value</b>: <span title="Codes:{http://snomed.info/sct 61751001}">Gradual onset</span></p></blockquote></div>
  </text>
  <extension
             url="http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo">
    <valueReference>🔗 
      <reference value="Observation/DizzinessSymptom"/>
    </valueReference>
  </extension>
  <status value="final"/>
  <category>
    <coding>
      <system
              value="http://hl7.org/fhir/uv/symptoms/CodeSystem/SymptomTemporary"/>
      <code value="symptom"/>
    </coding>
  </category>
  <code>
    <coding>
      <system value="http://loinc.org"/>
      <code value="75325-1"/>
      <display value="Symptom"/>
    </coding>
  </code>
  <subject>🔗 
    <reference value="Patient/JohnDoe"/>
  </subject>
  <effectivePeriod>
    <start value="2025-04-01T13:22:17.239+02:00"/>
    <end value="2025-10-16T13:42:17.239+02:00"/>
  </effectivePeriod>
  <issued value="2025-10-16T13:42:17.239+02:00"/>
  <performer>🔗 
    <reference value="Patient/JohnDoe"/>
  </performer>
  <valueCodeableConcept>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="14230001000004101"/>
    </coding>
    <text value="Perception of hearing loss (finding)"/>
  </valueCodeableConcept>
  <bodySite>
    <coding>
      <system value="http://snomed.info/sct"/>
      <code value="1910005"/>
      <display value="Entire ear"/>
    </coding>
  </bodySite>
  <component>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="64750-3"/>
        <display value="Severity of symptoms"/>
      </coding>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="371923003"/>
      </coding>
    </valueCodeableConcept>
  </component>
  <component>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="89253-9"/>
        <display value="Trend"/>
      </coding>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="35105006"/>
      </coding>
    </valueCodeableConcept>
  </component>
  <component>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="104156-5"/>
        <display value="Condition frequency - Reported"/>
      </coding>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="255238004"/>
      </coding>
    </valueCodeableConcept>
  </component>
  <component>
    <code>
      <coding>
        <system value="http://loinc.org"/>
        <code value="99495-4"/>
        <display value="Speed of condition onset"/>
      </coding>
    </code>
    <valueCodeableConcept>
      <coding>
        <system value="http://snomed.info/sct"/>
        <code value="61751001"/>
      </coding>
    </valueCodeableConcept>
  </component>
</Observation>