RESUMO
INTRODUCTION: Inflammatory myofibroblastic tumor (IMT) is a rare benign tumor. Usually seen in children and adolescents, this inflammatory tumor can affect all the organs. PRESENTATION OF CASE: In this case, a five-year-old child experienced the sudden onset of symptoms and the enlargement of abdominal mass 20 days before referral. The patient did not have any symptoms of nausea, vomit, and abdominal pain. In the laparotomy, a large and sticky solid mass, attached to the ileum with the mesenteric origin, sized 10×8cm was observed and completely resected. DISCUSSION: This tumor rarely emerges in the small intestine, and there are a few patients with intestinal manifestation. In this case report, the tumor had an origin of the small intestine mesenteric and it had invaded to the ileum. CONCLUSION: Despite using some radiographic methods such as medical ultrasound and computerized tomography (CT) scan to diagnose the disease, the definitive diagnosis is merely possible thorough complete surgical resection.
