Status: current, Sufficiently defined by necessary conditions definition status (core metadata concept). Date: 31-Jul 2021. Module: SNOMED CT core
Descriptions:
| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group |
| Horizontal extent of stromal invasion by tumor (observable entity) | Is a | False | Presence of direct invasion by neoplasm | Inferred relationship | Some | |
| Extent of optic nerve invasion by tumor (observable entity) | Is a | True | Presence of direct invasion by neoplasm | Inferred relationship | Some | |
| Deepest level of microscopic extension of neoplasm (observable entity) | Is a | True | Presence of direct invasion by neoplasm | Inferred relationship | Some | |
| Presence of direct invasion by malignant neoplasm (observable entity) | Is a | True | Presence of direct invasion by neoplasm | Inferred relationship | Some | |
| Presence of direct invasion by germ cell neoplasm to coccyx (observable entity) | Is a | True | Presence of direct invasion by neoplasm | Inferred relationship | Some |
This concept is not in any reference sets