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53623008: N1 category (finding)

Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core

Descriptions:

Id Description Lang Type Status Case? Module
89148010 N1 stage en Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT core
1231234012 Node stage N1 en Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT core
2836898012 N1 category (finding) en Fully specified name Active Entire term case sensitive (core metadata concept) SNOMED CT core
2838326018 N1 category en Synonym (core metadata concept) Active Entire term case sensitive (core metadata concept) SNOMED CT core
4565151000241115 stade N1 fr Synonym (core metadata concept) Active Only initial character case insensitive (core metadata concept) SNOMED CT Switzerland NRC maintained Module

8 descendants. Search Descendants:

Expanded Value Set

Outbound Relationships Type Target Active Characteristic Refinability Group Values
N1 category (finding) Is a TNM classification of malignant tumor before any treatment false Inferred relationship Some
N1 category (finding) Is a N category (observable entity) false Inferred relationship Some
N1 category (finding) Is a Node category finding (finding) true Inferred relationship Some
N1 category (finding) Associated morphology Morphologically abnormal structure (morphologic abnormality) false Inferred relationship Some
N1 category (finding) Associated morphology Lesion (morphologic abnormality) true Inferred relationship Some 1
N1 category (finding) Interprets Lesion observable true Inferred relationship Some 2
Inbound Relationships Type Active Source Characteristic Refinability Group
Node stage N1a Is a False N1 category (finding) Inferred relationship Some
Node stage N1b Is a False N1 category (finding) Inferred relationship Some
Node stage N1bi Is a True N1 category (finding) Inferred relationship Some
Node stage N1bii Is a True N1 category (finding) Inferred relationship Some
Node stage N1biii Is a True N1 category (finding) Inferred relationship Some
Node stage N1biv Is a True N1 category (finding) Inferred relationship Some
N1: Metastasis to movable ipsilateral axillary lymph node(s) Is a False N1 category (finding) Inferred relationship Some
N1a: Only micrometastasis, none > 0.2 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1b: Metastasis to lymph node(s), any > 0.2 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1bi: Metastasis in 1 to 3 lymph nodes, any > 0.2 cm and all < 2 cm in greatest dimension Is a True N1 category (finding) Inferred relationship Some
N1bii: Metastasis in 4 or more lymph nodes, any > 0.2 cm and all < 2 cm in greatest dimension Is a True N1 category (finding) Inferred relationship Some
N1biii: Extension of tumor beyond the capsule of a lymph node metastasis, < 2 cm in greatest dimension Is a True N1 category (finding) Inferred relationship Some
N1biv: Metastasis to a lymph node > 2 cm in greatest dimension Is a True N1 category (finding) Inferred relationship Some
N1: Metastasis in 1-3 lymph nodes Is a False N1 category (finding) Inferred relationship Some
N1a: 1-3 nodes involved Is a False N1 category (finding) Inferred relationship Some
N1b: 4-7 nodes involved Is a False N1 category (finding) Inferred relationship Some
N1c: >7 nodes involved Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in 1-6 perigastric lymph nodes Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in a single lymph node, < 2 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in a single lymph node, <= 2 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in a single ipsilateral lymph node, < 3 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1: Unilateral metastasis in lymph node(s) > 6 cm in greatest dimension, above supraclavicular fossa Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in ipsilateral peribronchial and/or ipsilateral hilar lymph nodes, including intrapulmonary nodes involved by direct extension of the primary tumor Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in a single lymph node Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis with a lymph node mass less than 2 cm in greatest dimension and 5 or fewer positive nodes, none larger than 2 cm in greatest dimension Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in regional lymph node or nodes Is a False N1 category (finding) Inferred relationship Some
N1: Pelvic or inguinal lymph node metastasis Is a False N1 category (finding) Inferred relationship Some
N1a: Metastasis in ipsilateral cervical lymph node(s) Is a False N1 category (finding) Inferred relationship Some
N1b: Metastasis in bilateral, midline, or contralateral cervical or mediastinal lymph node(s) Is a False N1 category (finding) Inferred relationship Some
N1a: Metastasis in single regional lymph node Is a False N1 category (finding) Inferred relationship Some
N1b: Metastasis in multiple regional lymph nodes Is a False N1 category (finding) Inferred relationship Some
N1: Regional lymph node metastasis Is a False N1 category (finding) Inferred relationship Some
N1: Metastasis in perirectal lymph node or nodes Is a False N1 category (finding) Inferred relationship Some
pN1 category Is a False N1 category (finding) Inferred relationship Some

This concept is not in any reference sets

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