Fig. 6. Active bleeding after endoscopic sphincterotomy for stone removal. (A) An endoscopic image eight hours after EST shows active bleeding from the ampulla. A covered stent was inserted to tamponade the bleeding, however, bleeding persisted. (B) The superior mesenteric artery (SMA) angiogram 10 hours after EST shows contrast extravasation (arrows) from the pancreaticoduodenal arcade. (C, D) Post-embolization SMA angiograms show no definite residual bleeding after embolization with N-butyl cyanoacrylate (NBCA; NBCA:lipiodol = 1:3).
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