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 
Lists the options for Colorectal cancer tumour stage N
Copyright Statement: This value set includes content from SNOMED CT, which is copyright © 2002+ International Health Terminology Standards Development Organisation (IHTSDO), and distributed by agreement between IHTSDO and HL7. Implementer use of SNOMED CT is not covered by this agreement
This value set includes codes from the following code systems:
| Code | Display | |
| 395711000 | pN1: Metastasis in 1 to 3 regional lymph nodes (colon/rectum) | |
| 369993005 | N2: Metastasis in 4 or more lymph nodes |
This value set contains 9 concepts
| Code | System | Display | Definition |
| 395711000 | http://snomed.info/sct | pN1: Metastasis in 1 to 3 regional lymph nodes (colon/rectum) | |
| 369993005 | http://snomed.info/sct | N2: Metastasis in 4 or more lymph nodes | |
| nx | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | NX Regional lymph nodes cannot be assessed | NX Regional lymph nodes cannot be assessed |
| n0 | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N0 No regional lymph node metastasis | N0 No regional lymph node metastasis |
| n1a | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N1a Metastasis in one regional lymph node | N1a Metastasis in one regional lymph node |
| n1b | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N1b Metastasis in 2-3 regional lymph nodes | N1b Metastasis in 2-3 regional lymph nodes |
| n1c | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis | N1c Tumour deposit(s) in the subserosa, mesentery, or nonperitonealised pericolic or perirectal tissues without regional nodal metastasis |
| n2a | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N2a Metastasis in 4-6 regional lymph nodes | N2a Metastasis in 4-6 regional lymph nodes |
| n2b | http://fhir.hl7.org.au/fhir/rcpa/CodeSystem/crc-tumour-stage-n | N2b Metastasis in 7 or more regional lymph nodes | N2b Metastasis in 7 or more regional lymph nodes |