The postoperative choledochoscopy in the management of the residual hepatolithiasis involving the caudate lobe

To reveal the role of the postoperative choledochoscopy in treating the residual calculi in the caudate lobe (CL) of the liver. We recruited 66 patients with T-tube/percutaneous transhepatic cholangioscopy tract who still had residual gallstones in the CL at least 6 weeks after the operation. Imaging examinations determined the gallstones’ locations in the patients, and all of them underwent the postoperative choledochoscopic examination through...