Status: current, Not sufficiently defined by necessary conditions definition status. Date: 31-Jul 2002. Module: SNOMED CT core module
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 1196793016 | Stage of tumor involvement of regional lymph nodes (observable entity) | en | Fully specified name | Inactive | Only initial character case insensitive | SNOMED CT core module | 
| 1207286014 | Stage of tumour involvement of regional lymph nodes | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 1208098013 | Stage of tumor involvement of regional lymph nodes | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 1229058013 | Regional lymph node involvement | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 1458169019 | pN category (observable entity) | en | Fully specified name | Active | Entire term case sensitive | SNOMED CT core module | 
| 1478165014 | pN category | en | Synonym | Active | Entire term case sensitive | SNOMED CT core module | 
| 1490122018 | Stage of regional lymph node involvement by tumour | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 1490351013 | Stage of regional lymph node involvement by tumor | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 1785248012 | Pathologic N category | en | Synonym | Active | Only initial character case insensitive | SNOMED CT core module | 
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| pN category | Is a | Cancer protocol observable | false | Inferred relationship | Existential restriction modifier | ||
| pN category | Is a | Neoplasm observable | false | Inferred relationship | Existential restriction modifier | ||
| pN category | Is a | N category | true | Inferred relationship | Existential restriction modifier | ||
| pN category | Is a | Tumor-node-metastasis (TNM) classification of malignant tumor after operation | true | Inferred relationship | Existential restriction modifier | ||
| pN category | Inheres in | Neoplasm | false | Inferred relationship | Existential restriction modifier | 1 | 
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| pN category, nasopharynx | Is a | True | pN category | Inferred relationship | Existential restriction modifier | 
This concept is not in any reference sets