Comparison of Two Kinds of Biliary Intestinal Reconstruction in Cholangiectasia

Inclusion Criteria: 1. gender, age 5-70 years old (the disease can occur at any age, but in 80% cases of childhood onset, such as children's height and weight of endoscopic treatment for the standard, by parents as guardians into the group); 2. preoperative congenital cystic dilatation of the bile duct (I, II, IV) clear diagnosis; preoperative assessment of liver function 3. : Child-Pugh = B; 4. bile duct without canceration; 5. recurrent cholangitis, biliary calculi in the biliary tract infection was controlled in acute pancreatitis; control of inflammation; 6. the treatment of choledochal cyst, without any surgical treatment; 7. the general condition of the patient, heart and lung function can tolerate surgery, no absolute contraindication abdominal laparoscopic operation; 8. voluntarily participated in the study, informed consent. Exclusion Criteria: 1. congenital cystic dilatation of the bile duct of III type, V type (III type feasible endoscope end of bile duct duodenal sphincterotomy, V type partial resection of the liver); 2. patients who cannot tolerate pneumoperitoneum or serious abdominal adhesions, unable to carry out laparoscopic surgery; 3. bad general condition or heart pulmonary dysfunction cannot tolerate surgery; 4. severe cholestatic cirrhosis, severe portal hypertension; 5. high risk patients with general anesthesia.