Status: current, Not sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jan 2002. Module: SNOMED CT core
Descriptions:
| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values |
| Perigastric lymph node group | Is a | Abdominal lymph node group | true | Inferred relationship | Some | ||
| Perigastric lymph node group | Part of | Entire reticuloendothelial system | false | Additional relationship | Some | ||
| Perigastric lymph node group | Part of | Entire lymphoid system (body structure) | false | Additional relationship | Some | ||
| Perigastric lymph node group | Part of | Entire abdomen | false | Additional relationship | Some |
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Laparoscopic D1 lymph node dissection (procedure) | Procedure site - Direct (attribute) | False | Perigastric lymph node group | Inferred relationship | Some | 1 |
| D1 lymph node dissection (procedure) | Procedure site - Direct (attribute) | False | Perigastric lymph node group | Inferred relationship | Some | 1 |
| Laparoscopic D1 lymph node dissection (procedure) | Procedure site - Direct (attribute) | True | Perigastric lymph node group | Inferred relationship | Some | 1 |
| D1 lymph node dissection (procedure) | Procedure site - Direct (attribute) | True | Perigastric lymph node group | Inferred relationship | Some | 1 |
This concept is not in any reference sets