
Utility of needle-knife fistulotomy as an initial method of biliary cannulation to prevent post-ERCP pancreatitis in a highly selected at-risk group: a single-arm prospective feasibility study
Keywords: CBD; common bile duct; GB; gallbladder; NKF; needle-knife fistulotomy; NSAIDs; nonsteroidal anti-inflammatory drugs; PAD; periampullary diverticulum; PEP; post-ERCP pancreatitis; RCT; randomized controlled trial; SOD; sphincter of Oddi dysfunction;