Ursodeoxycholic acid combined with percutaneous transhepatic balloon dilation for management of gallstones after elimination of common bile duct stones

Figure 5 Secondary common bile duct stones (white arrow) were expulsed into the duodenum without gallstone residual. A and B: After 7-10 d, repeated cholangiography via external drainage catheter was performed, and balloon dilation of the sphincter of Oddi and elimination of stones were carried out in patients with secondary common bile duct stones.