Endoscopic sphincterotomy of the ampulla of Vater.
D000328:Adult; D014670:Ampulla of Vater / Q000601:surgery; D002769:Cholelithiasis / Q000601:surgery*; D004566:Electrodes; D004598:Electrosurgery; D004724:Endoscopy; D005260:Female; D006801:Humans; D007441:Intubation, Gastrointestinal; D008297:Male; D008875:Middle Aged