Adult intussusception caused by an inflammatory fibroid ileal polyp.

Background: Inflammatory fibroid polyps (IFPs) are rare benign lesions of uncertain origin that may occur in various parts of the gastrointestinal tract that originate from the sub mucosa located in different sites of the digestive tract. They are commonly located in the stomach and small bowel. It is one of the probable diagnoses that should be considered in obstructive tumors of the small intestine causing invagination.