Extrahepatic Bile Duct Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A benign, premalignant, or malignant neoplasm that affects the extrahepatic bile ducts.

**Synonyms:** - Extrahepatic Bile Duct Tumor - Neoplasm of Extrahepatic Bile Duct - Neoplasm of the Extrahepatic Bile Duct - Tumor of Extrahepatic Bile Duct - Tumor of the Extrahepatic Bile Duct