Abstract
Patient diagnosed with rectal cancer underwent low anterior resection with protective sigmoid colostomy. He developed intractable bleeding from colostomy site on 10th post-op day. He went into haemorrhagic shock, resuscitated with massive blood transfusion. Emergent CT angio of abdomen showed a well defined, bilobed, fusiform dilated sac with smooth homogenous contrast opacification seen in the operative stomal site with a small feeding artery arising from left iliac artery? possibly an aneurysmal sac with feeding artery. The patient was successfully treated with an endovascular approach.
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