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Large abscess formation in mesenteric root after Billroth II operation due to stomach cancer.
A. US image shows heterogenous echoic fluid collection (arrows) in mesenteric root.
B, C. CT guided 21-gauge needle puncture (B, arrow) and fluoroscopy-guide 10 Fr drainage catheter insertion (C). In C, fistulous tract to third portion of duodenum is observed (arrows).
