Transpancreatic precut papillotomy versus double-guidewire technique in difficult biliary cannulation: prospective randomized study

Difficult biliary cannulation and unintentional pancreatic duct cannulation are thought to be important contributors to pancreatitis occurring after endoscopic retrograde cholangiopancreatography. Our aim was to compare and evaluate the rates of success and complications of transpancreatic precut papillotomy (TPPP) and the double-guidewire technique (DGT), both with prophylactic pancreatic stenting.From April 2011 to March 2014, patients with...