先天性胆总管囊状扩张症是胆管系统先天性发育异常导致胆管扩张或形成囊肿。随着现代化医疗设备的应用,双功能彩色多普勒超声已广泛应用并对本病的诊断有重要意义。本文回顾总结了4年多来彩色多普勒超声诊断先天性胆总管囊状扩张症13例,并经CT检查、临床手术和病理证实,报道如下。 Congenital choledochal cystic dilatation is a congenital abnormalities in the biliary ducts resulting in bile duct dilation or cyst formation. With the application of modern medical equipment, dual-function color Doppler ultrasound has been widely used and the diagnosis of the disease is of great significance. This review summarizes more than 4 years color Doppler ultrasound diagnosis of 13 cases of congenital cystic dilatation of the common bile duct, and by CT examination, clinical and pathological confirmed, reported as follows.