TY - JOUR T1 - Silent migration: unexpected finding at ERCP JF - Frontline Gastroenterology JO - Frontline Gastroenterol SP - 438 LP - 439 DO - 10.1136/flgastro-2019-101212 VL - 10 IS - 4 AU - Sreelakshmi Kotha AU - Terry Wong AU - Philip Berry Y1 - 2019/10/01 UR - http://fg.bmj.com/content/10/4/438.abstract N2 - An elderly patient with a history of laparoscopic cholecystectomy presented with recurrent abdominal pain. Imaging revealed a dilated common bile duct (CBD) with filling defects. Endoscopic retrograde cholangiopancreatography (ERCP) demonstrated multiple linear metallic clips with a halo of calculus material (figure 1). Attempts at removing the clips following a 10 mm sphincteroplasty resulted in horizontal impaction of clips beneath the trawling balloon (figure 2), increasing the risk … ER -