North West Genomic Medicine Service Alliance
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DRAFT Implementation Guide

This is for collaboration and discussion purposes and is subject to change.

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: LOINC to SNOMED UK edition - XML Representation

Draft as of 2025-06-19

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<ConceptMap xmlns="http://hl7.org/fhir">
  <id value="LOINCtoSNOMEDUK"/>
  <text>
    <status value="generated"/>
    <div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: ConceptMap LOINCtoSNOMEDUK</b></p><a name="LOINCtoSNOMEDUK"> </a><a name="hcLOINCtoSNOMEDUK"> </a><p>Mapping from (not specified) to <a href="http://tx.fhir.org/r4/ValueSet/3b327ad5-c2ab-4175-8f6d-279b40e7eb38">SNOMED CT Reference Set (All of SNOMED CT)</a></p><br/><p><b>Group 1 </b>Mapping from <a href="http://terminology.hl7.org/6.2.0/CodeSystem-v3-loinc.html">Logical Observation Identifiers, Names and Codes (LOINC)</a> to <code>http://snomed.info/sct|http://snomed.info/sct/83821000000107</code></p><table class="grid"><tr><td colspan="2"><b>Source Concept Details</b></td><td><b>Relationship</b></td><td colspan="2"><b>Target Concept Details</b></td></tr><tr><td colspan="2"><b>Codes</b> from <a href="http://terminology.hl7.org/6.2.0/CodeSystem-v3-loinc.html" title="http://loinc.org">Logical Observation Identifiers, Names and Codes (LOINC)</a></td><td/><td colspan="2"><b>Codes</b> from http://snomed.info/sct|http://snomed.info/sct/83821000000107</td></tr><tr><td style="border-right-width: 0px">785-6</td><td style="border-left-width: 0px">MCH [Entitic mass] by Automated count</td><td><a href="http://hl7.org/fhir/R5/codesystem-concept-map-relationship.html#relatedto" title="relatedto">is related to</a></td><td style="border-right-width: 0px">1022471000000107</td><td style="border-left-width: 0px"/></tr><tr><td style="border-right-width: 0px; border-bottom-style: none">787-2</td><td style="border-left-width: 0px; border-bottom-style: none">MCV [Entitic mean volume] in Red Blood Cells by Automated count</td><td><a href="http://hl7.org/fhir/R5/codesystem-concept-map-relationship.html#relatedto" title="relatedto">is related to</a></td><td style="border-right-width: 0px">1022491000000106</td><td style="border-left-width: 0px"/></tr><tr><td style="border-right-width: 0px; border-top-style: none"/><td style="border-top-style: none; border-left-width: 0px"/><td><a href="http://hl7.org/fhir/R5/codesystem-concept-map-relationship.html#relatedto" title="relatedto">is related to</a></td><td style="border-right-width: 0px">1491000237105</td><td style="border-left-width: 0px"/></tr></table></div>
  </text>
  <url value="https://nw-gmsa.github.io/ConceptMap/LOINCtoSNOMEDUK"/>
  <version value="0.0.1"/>
  <title value="LOINC to SNOMED UK edition"/>
  <status value="draft"/>
  <date value="2025-06-19T14:44:16+00:00"/>
  <publisher value="NHS North West GMSA"/>
  <contact>
    <telecom>
      <system value="url"/>
      <value value="https://www.nw-gmsa.nhs.uk/contact-us"/>
    </telecom>
  </contact>
  <description
               value="For demonstration purposes only - THIS HAS NOT BEEN VALIDATED

For Implementation Guide see [SNOMED CT Implementation Guide for the LOINC Ontology](https://confluence.ihtsdotools.org/display/DOCLOINCSIG/1.+Introduction)"/>
  <jurisdiction>
    <coding>
      <system value="urn:iso:std:iso:3166"/>
      <code value="GB"/>
      <display value="United Kingdom of Great Britain and Northern Ireland"/>
    </coding>
  </jurisdiction>
  <targetCanonical value="http://snomed.info/sct/83821000000107?fhir_vs"/>
  <group>
    <source value="http://loinc.org"/>
    <target value="http://snomed.info/sct"/>
    <targetVersion value="http://snomed.info/sct/83821000000107"/>
    <element>
      <code value="785-6"/>
      <target>
        <code value="1022471000000107"/>
        <equivalence value="relatedto"/>
      </target>
    </element>
    <element>
      <code value="787-2"/>
      <target>
        <code value="1022491000000106"/>
        <equivalence value="relatedto"/>
      </target>
      <target>
        <code value="1491000237105"/>
        <equivalence value="relatedto"/>
      </target>
    </element>
  </group>
</ConceptMap>