近年来,因肝脏肿瘤、先天性动脉瘤、肝外伤继发感染以及胆管结石和炎症等原因引起胆管出血者已十分少见,而医源性操作导致胆管出血的报道在逐年增多。医源性胆管出血的病理基础为动脉-胆瘘、静脉-胆瘘和假性动脉瘤(pseu-doaneurysm,PsAn),其中肝动脉分支或胃十二指肠动脉分支处 In recent years, due to liver cancer, congenital aneurysm, secondary hepatic trauma infection and bile duct stones and inflammation caused by bile duct bleeding have been very rare, and iatrogenic manipulation of biliary duct bleeding has been increasing year by year. The pathological basis of iatrogenic biliary hemorrhage is arterial-biliary fistula, venous-biliary fistula and pseudophase artery (PsAn), in which the branch of hepatic artery or branch of gastroduodenal artery