Lithuanian Colorectal Cancer Implementation Guide, published by Lithuanian Medical Library. This guide is not an authorized publication; it is the continuous build for version 0.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7LT/ig-lt-colorectal/ and changes regularly. See the Directory of published versions

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: Sydney Classification for Colon Wall Injury

Active as of 2026-04-13

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<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="sydney-classification-cs"/>
  <language value="en"/>
  <text>
    <status value="generated"/>
    <div xml:lang="en" lang="en"><hr/><p><b>English</b></p><hr/><p class="res-header-id"><b>Generated Narrative: CodeSystem sydney-classification-cs</b></p><a name="sydney-classification-cs"> </a><a name="hcsydney-classification-cs"> </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">Language: en</p></div><p>This case-sensitive code system <code>https://tx.hl7.lt/fhir/CodeSystem/sydney-classification</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">type-1<a name="sydney-classification-cs-type-1"> </a></td><td>Sydney DMI Type I</td><td>Type I: Intact submucosa and muscularis propria with superficial mucosal injury only. No specific treatment is usually required.</td></tr><tr><td style="white-space:nowrap">type-2<a name="sydney-classification-cs-type-2"> </a></td><td>Sydney DMI Type II</td><td>Type II: Loss of clear distinction between submucosa and muscularis propria with focal loss of the submucosal plane. Endoscopic closure is usually suggested.</td></tr><tr><td style="white-space:nowrap">type-3<a name="sydney-classification-cs-type-3"> </a></td><td>Sydney DMI Type III</td><td>Type III: Visible target sign indicating injury to the muscularis propria. Endoscopic closure is required.</td></tr><tr><td style="white-space:nowrap">type-4<a name="sydney-classification-cs-type-4"> </a></td><td>Sydney DMI Type IV</td><td>Type IV: Clearly visible small-to-medium perforation, typically surrounded by a white cautery ring, without significant fecal contamination.</td></tr><tr><td style="white-space:nowrap">type-5<a name="sydney-classification-cs-type-5"> </a></td><td>Sydney DMI Type V</td><td>Type V: Large perforation with a visible hole and fecal contamination of the peritoneal cavity.</td></tr></table></div>
  </text>
  <url value="https://tx.hl7.lt/fhir/CodeSystem/sydney-classification"/>
  <version value="0.0.1"/>
  <name value="SydneyClassificationCS"/>
  <title value="Sydney Classification for Colon Wall Injury"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2026-04-13T12:42:10+00:00"/>
  <publisher value="Lithuanian Medical Library"/>
  <contact>
    <name value="Lithuanian Medical Library"/>
    <telecom>
      <system value="url"/>
      <value value="https://medicinosnk.lt"/>
    </telecom>
    <telecom>
      <system value="email"/>
      <value value="info@medicinosnk.lt"/>
    </telecom>
  </contact>
  <description
               value="Sydney classification for deep mural injury (DMI) of the colon occurring during colonoscopy. The classification describes the severity of injury to the colon wall layers and helps guide appropriate management."/>
  <jurisdiction>
    <coding>
      <system value="urn:iso:std:iso:3166"/>
      <code value="LT"/>
    </coding>
  </jurisdiction>
  <caseSensitive value="true"/>
  <content value="complete"/>
  <count value="5"/>
  <concept>
    <code value="type-1"/>
    <display value="Sydney DMI Type I"/>
    <definition
                value="Type I: Intact submucosa and muscularis propria with superficial mucosal injury only. No specific treatment is usually required."/>
  </concept>
  <concept>
    <code value="type-2"/>
    <display value="Sydney DMI Type II"/>
    <definition
                value="Type II: Loss of clear distinction between submucosa and muscularis propria with focal loss of the submucosal plane. Endoscopic closure is usually suggested."/>
  </concept>
  <concept>
    <code value="type-3"/>
    <display value="Sydney DMI Type III"/>
    <definition
                value="Type III: Visible target sign indicating injury to the muscularis propria. Endoscopic closure is required."/>
  </concept>
  <concept>
    <code value="type-4"/>
    <display value="Sydney DMI Type IV"/>
    <definition
                value="Type IV: Clearly visible small-to-medium perforation, typically surrounded by a white cautery ring, without significant fecal contamination."/>
  </concept>
  <concept>
    <code value="type-5"/>
    <display value="Sydney DMI Type V"/>
    <definition
                value="Type V: Large perforation with a visible hole and fecal contamination of the peritoneal cavity."/>
  </concept>
</CodeSystem>