Fig. 3From: Subdiaphragmatic abscess due to penetration of a duodenal ulcer successfully treated with endoscopic transgastric drainage: a case report(1) Endoscopic ultrasonographic image showing the abscess as a round hypoechoic area. (2) Endoscopic ultrasonographic image showing abscess puncture under echo guidance. The white line in the center is the needle. (3, 4) Gastrointestinal fiberscopy (after puncture): white fluid is seen draining from the abscess through the drainBack to article page