The Diagnostic Yield of Endoscopic Ultrasound in Asymptomatic Patients with Unexplained Dilated Common Bile Duct, or Double Duct Sign with Normal Transaminase a Retrospective Study from a Single Urban-based University Endoscopy Center
Abstract Background: Common bile duct dilatation alone or double duct sign (both CBD and dilated pancreatic duct dilatation) and abnormal…