胆道乳头状瘤病称Ⅱ型Caroli氏病,其特征是胆道粘膜上有多发分泌粘液的肿瘤,成串地局限于一处或散布于胆道的粘膜,它与不分泌粘液的单发息肉和乳头状腺癌不同,起初它们常局限在一段肝内、半肝、甚至全肝的胆管内,少见于肝外胆管或胆囊.由于其广泛生长的特性,切除局部病变后,必然复发.文献上仅报道10～20余例.作者报道3例,2例位于肝内胆管,1例还累及胆总管.此病多见于女性,在婴儿期可表现为肝痛或不明原因的发热,常在成年或老年时才清楚地显示出临床症状,本文3例手术时 Biliary papillomatosis is called type II Caroli’s disease. It is characterized by multiple mucinous tumors on the biliary mucosa, confined in a row or spread over the mucosa of the biliary tract. It is associated with single polyps and nipples that do not secrete mucus. Unlike adenocarcinomas, they were initially confined to the bile ducts of the liver, hemihepatic, and even the whole liver, and were rarely seen in the extrahepatic bile ducts or gallbladder. Because of their extensive growth characteristics, after resection of local lesions, they must relapse. Reported 10 to more than 20 cases. The authors reported 3 cases, 2 cases in the intrahepatic bile duct, 1 case also involved the common bile duct. The disease is more common in women, in infancy can be expressed as liver pain or fever of unknown cause, often in adulthood or Only when the elderly were clearly showing clinical symptoms, this article 3 cases of surgery