Fig. 3From: Combined endoscopic large balloon dilation with limited sphincterotomy versus sole sphincterotomy for removal of large or multiple common bile duct stonesEndoscopic view of EPLBD following papillary precut. A Limited precut of papilla. B Large balloon inflation within the papillary orifice. C Markedly dilated papillary orifice after EPLBD. D A large CBD stone was removed using a retrieval balloon catheter through the dilated papillary orificeBack to article page