Endoscopic sphincterotomy using isolated-tip needle-knife papillotome

 Ryosuke Tonozuka, MD, from the Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan shares this video case "Endoscopic sphincterotomy using an isolated-tip needle-knife papillotome after Billroth II gastrectomy." A needle knife papillotome (NKP) has been used instead of a standard sphincterotome knife for difficult endoscopic sphincterotomy (ES) in patients with a surgically altered …

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