disease has location bile duct carcinoma in situ extrahepatic bile duct carcinoma in situ carcinoma carcinoma in situ of extrahepatic bile duct carcinoma in situ of extrahepatic bile duct carcinoma in situ of extrahepatic bile ducts GARD:0025309 extrahepatic bile duct in situ carcinoma stage 0 extrahepatic bile duct cancer UMLS:C0345914 carcinoma in situ of extrahepatic biliary ducts MEDGEN:138028 MONDO:0021299 extrahepatic bile duct cancer stage 0 A in situ carcinoma that involves the extrahepatic bile duct. stage 0 carcinoma of extrahepatic bile duct carcinoma in situ of the extrahepatic bile duct stage 0 extrahepatic bile duct carcinoma stage 0 carcinoma of the extrahepatic bile duct stage 0 extrahepatic bile duct carcinoma in situ extrahepatic biliary duct carcinoma in situ extrahepatic bile duct carcinoma in situ NCIT:C4442 SCTID:92589000 extrahepatic bile duct