| Presence of direct invasion by primary malignant neoplasm of extrahepatic bile duct to nerve (observable entity) | | Presence of direct invasion by primary malignant neoplasm of extrahepatic bile duct to nerve | | Status of perineural invasion by primary malignant neoplasm of extrahepatic bile duct
|
| | Id | 1155830008 | | Status | Defined |
|