inflammatory pseudotumors of the colon

The inflammatory pseudotumors of the colon are very rare benign lesions, of unknown etiology and whose differential diagnosis is difficult with the adenocarcinoma. Young girl patient of 12 years old, presented with mass in the right iliac fossa, the preoperative assement was in favour of right colon malignancy with retro peritoneal extension. Right colectomy was done, histological examination confirmed the diagnosis of inflammatory pseudotumors of the colon. The inflammatory pseudotumors of the colon are benign tumor they can be the origin of local and general signs colonic localization is exceptional and etiology remains unknown. Surgery is necessary to obtain an histological diagnosis of the lesion and to eliminate malignant tumor