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A 66-year-old with diverticular rim enhancing abscess in the left lower quadrant (A, white arrow). (B) A drain was placed into the abscess cavity. After drainage, the patient developed a significant hemoperitoneum (not shown). (C,D) The patient was taken to angiography which demonstrated active extravasation of contrast from an arterial pseudoaneurysm (black arrows). (E) This was treated with coil embolization (black arrow).
