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Definition of Endoscopic sphincterotomy

Endoscopic sphincterotomy: An operation to cut the muscle between the common bile duct and the pancreatic duct. The operation uses a catheter and a wire to remove gallstones or other blockages. Also called endoscopic papillotomy.

Source: MedTerms™ Medical Dictionary
http://www.medicinenet.com/script/main/art.asp?articlekey=39499
Last Editorial Review: 6/14/2012

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