Extrahepatic Perihilar Bile Duct Region

**Semantic type:** Body Location or Region

**Definition:** The area of the body where the right and left hepatic ducts exit the liver and join to form the common hepatic duct that is proximal to the origin of the cystic duct. (PDQ)

**Synonyms:** - EXTRAHEPATIC PERIHILAR BILE DUCT REGION