Introduction
Inferior mesenteric aneurysms are rare, usually asymptomatic. Their diagnostic is challenging based on clinical examination, ultrasonography, and abdominal CT scan; surgery remains the gold standard of treatment.
Case report
In this paper, we will report a clinical case of 62 years old man admitted to the emergency department for massif rectal bleeding due to inferior mesenteric aneurysm fistulization in the transversal colon one month after a left colectomy; the treatment was surgical consisted of a Ligation.
Conclusion
IMA aneurysm is a rare condition, usually asymptomatic, and it might be revealed by various symptoms, including massif rectal bleeding.
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