肝内胆管癌 (intrahepaticcholangiocarcinoma ,ICC)又称胆管细胞癌或外周型胆管癌 ,是肝脏第二高发的原发恶性肿瘤 ,仅次于肝细胞癌 (hepatocellularcarcinoma ,HCC)。ICC发生率较低 ,占原发性肝癌的 3.2 5 % [1] ,研究人员临床观察结果显示 ,近年来ICC的发病率呈上升趋势[2 ] Intrahepatic cholangiocarcinoma (ICC), also known as cholangiocarcinoma or peripheral cholangiocarcinoma, is the second most common malignant tumor in the liver after hepatocellular carcinoma (HCC). ICC incidence is low, accounting for 3.2 5% of primary liver cancer [1], the researchers clinical observations show that in recent years the incidence of ICC is on the rise [2]