Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2002. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Primary malignant neoplasm of pyriform sinus | Is a | True | Malignant tumor of pyriform fossa | Inferred relationship | Some | |
| Metastatic malignant neoplasm to pyriform sinus | Is a | True | Malignant tumor of pyriform fossa | Inferred relationship | Some | |
| Carcinoma of pyriform fossa | Is a | True | Malignant tumor of pyriform fossa | Inferred relationship | Some |
This concept is not in any reference sets