Suprapapillary Needle Knife Fistulotomy Versus Conventional Precut Sphincterotomy in Difficult Biliary Cannulation: A Retrospective Comparative Study.
Surgical laparoscopy, endoscopy & percutaneous techniques（2022）
Abstract
In patients with difficult biliary cannulation with appropriate papillary structure and configuration, NKF should be used as the first choice in experienced hands because of high biliary cannulation success and low Post-ERCP pancreatitis risk.
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Key words
biliary tract,endoscopic retrograde cholangiopancreatography,pancreatitis
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