胆总管囊肿又称胆总管囊状扩张症,是胆总管局限性或全部的囊状扩张,多见于儿童、是小儿胆汁郁积的主要病因之一,胆总管囊肿的X线影像学诊断对临床本症的诊断、治疗有重要意义,本院1988～1994年经手术及病理证实的小儿胆总管囊肿共77例,现就其临床、病理、特别是X线影像学诊断讨论如下。 材料与方法 本组77例中,男23例,女54例,男女之比为1∶2.34。年龄5天～12岁,<1岁11例(占14.8％),<3岁38例(占50％)。典型的胆总管囊 Common bile duct cyst, also known as common bile duct cystic dilatation, is the limitations of the common bile duct or all of the cystic dilatation, more common in children, is one of the major causes of cholestasis in children, common bile duct cyst X-ray imaging diagnosis of clinical Diagnosis and treatment of disease is of great significance. A total of 77 pediatric choledochal cysts confirmed by operation and pathology in our hospital from 1988 to 1994 are discussed below in terms of their clinical and pathological features, especially radiographic diagnosis. Materials and Methods The group of 77 patients, 23 males and 54 females, male to female ratio of 1: 2.34. Age 5 days to 12 years old, <1 year old 11 cases (14.8%), <3 years old 38 cases (50%). A typical common bile duct