RCT on Necessity of Cholecystectomy for Patients After Clearance of Bile Duct Stones
RCT on Necessity of Cholecystectomy for Patients After Clearance of Bile Duct Stones
To discuss necessity of cholecystectomy for patients with stones in their bile ducts and
 gallbladders in the absence of absolute operation indications of cholecystectomy after
 clearance of bile duct stones with ERCP.
Cholecystectomy was recommended for patients with stones in their bile ducts and gallbladders
 in European and American countries after clearance of bile duct stones with ERCP, which
 reduced the incidence of biliary events. However, some researches showed that the incidence
 of biliary events was not reduced but increased.The purpose of this study is to discuss the
 necessity of cholecystectomy for patients with stones in their bile ducts and gallbladders in
 the absence of absolute operation indications of cholecystectomy after clearance of bile duct
 stones with ERCP.
Inclusion Criteria:

 Obtention of a written informed consent; Clinical diagnosis of gallbladder stones and
 common bile duct stones; No absolute operation indications of cholecystectomy

 Exclusion Criteria:

 Intrahepatic stones; Malignant tumor disease ;