Role of EUS at high risk for choledocholithiasis without severe cholangitis and visible stone on cross-sectional imaging: A multicenter randomized clinical trial.

Background and Objectives The prevalence of choledocholithiasis in the high-risk group of choledocholithiasis has been reported to be slightly more than 50% when there is no definite cholangitis. Replacement of diagnostic endoscopic retrograde cholangiography (ERC) with an EUS-first approach may be beneficial in these patients. Materials and Methods In this prospective, multicenter study, patients with dilated common bile duct and serum total...