肝内胆管癌(intrahepatic cholangiocarcinoma,ICC)起自肝内大胆管(段和区胆管及其各级细小分支)或肝内小胆管,是肝第二位的原发性恶性肿瘤,但较肝细胞癌远为少见。起源于右叶和左叶胆管交界处或邻近部位的胆管癌称为肝门胆管癌,被视为肝外病变。肝内胆管癌英文有多种提法,如cholangiocellular carcinoma(CCC)、intrahepatic bile duct carcinoma、peripheral bile duct carcinoma,2000年WHO采用 ......