Gastrointestinal hemorrhage complicating systemic neurofibromatosis.

A case of gastrointestinal hemorrhage caused by small bowel neurofibromas in a gentleman with systemic neurofibromatosis is presented. The multiple presentations of gastrointestinal system involvement by neurofibromatosis are reviewed. Early diagnosis and localization of small bowel tumors remains a dilemma. Mesenteric angiography and early surgical intervention are recommended.