This page is part of the RCPA Cancer Protocols IG (v0.1.0: Release 1 Draft) based on FHIR R3. . For a full list of available versions, see the Directory of published versions 
<CodeSystem xmlns="http://hl7.org/fhir"> <id value="crc-tumour-stage-grouping"/> <text> <status value="generated"/> <div xmlns="http://www.w3.org/1999/xhtml"><h2>CrcTumourStageN</h2><div><p>Lists the options for Colorectal cancer tumour stage N</p> </div><p>This code system http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-grouping defines the following codes:</p><table class="codes"><tr><td><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td>nx<a name="crc-tumour-stage-grouping-nx"> </a></td><td>NX Regional lymph nodes cannot be assessed</td><td>NX Regional lymph nodes cannot be assessed</td></tr><tr><td>n0<a name="crc-tumour-stage-grouping-n0"> </a></td><td>N0 No regional lymph node metastasis</td><td>N0 No regional lymph node metastasis</td></tr><tr><td>n1a<a name="crc-tumour-stage-grouping-n1a"> </a></td><td>N1a Metastasis in one regional lymph node</td><td>N1a Metastasis in one regional lymph node</td></tr><tr><td>n1b<a name="crc-tumour-stage-grouping-n1b"> </a></td><td>N1b Metastasis in 2-3 regional lymph nodes</td><td>N1b Metastasis in 2-3 regional lymph nodes</td></tr><tr><td>n1c<a name="crc-tumour-stage-grouping-n1c"> </a></td><td>N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis</td><td>N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis</td></tr><tr><td>n2a<a name="crc-tumour-stage-grouping-n2a"> </a></td><td>N2a Metastasis in 4-6 regional lymph nodes</td><td>N2a Metastasis in 4-6 regional lymph nodes</td></tr><tr><td>n2b<a name="crc-tumour-stage-grouping-n2b"> </a></td><td>N2b Metastasis in 7 or more regional lymph nodes</td><td>N2b Metastasis in 7 or more regional lymph nodes</td></tr></table></div> </text> <url value="http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-grouping"/> <version value="20150619"/> <name value="CrcTumourStageN"/> <status value="draft"/> <experimental value="false"/> <date value="2015-06-11T09:01:03+03:00"/> <description value="Lists the options for Colorectal cancer tumour stage N"/> <caseSensitive value="true"/> <valueSet value="http://fhir.hl7.org.au/fhir/rcpa/ValueSet/crc-tumour-stage-grouping"/> <content value="complete"/> <concept> <code value="nx"/> <display value="NX Regional lymph nodes cannot be assessed"/> <definition value="NX Regional lymph nodes cannot be assessed"/> </concept> <concept> <code value="n0"/> <display value="N0 No regional lymph node metastasis"/> <definition value="N0 No regional lymph node metastasis"/> </concept> <concept> <code value="n1a"/> <display value="N1a Metastasis in one regional lymph node"/> <definition value="N1a Metastasis in one regional lymph node"/> </concept> <concept> <code value="n1b"/> <display value="N1b Metastasis in 2-3 regional lymph nodes"/> <definition value="N1b Metastasis in 2-3 regional lymph nodes"/> </concept> <concept> <code value="n1c"/> <display value="N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis"/> <definition value="N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis"/> </concept> <concept> <code value="n2a"/> <display value="N2a Metastasis in 4-6 regional lymph nodes"/> <definition value="N2a Metastasis in 4-6 regional lymph nodes"/> </concept> <concept> <code value="n2b"/> <display value="N2b Metastasis in 7 or more regional lymph nodes"/> <definition value="N2b Metastasis in 7 or more regional lymph nodes"/> </concept> </CodeSystem>