Fig. 5. A 52-year-old male who underwent ultralow anterior resection for rectal cancer. (A) Axial computed tomography image shows air-containing fluid collection (asterisk) around the coloanal anastomosis. (B) A fluoroscopic image with transanal contrast administration shows extraluminal leakage of contrast media (arrow). (C, D) A 5-F percutaneous drainage catheter (empty arrow) was inserted by the US and fluoroscopic guidance.
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