Abdominal mass in a 19-year-old with neurofibromatosis.

Accepted 10 May 1996 A 19-year-old white man with known von Recklinghausen's neurofibromatosis developed anorexia and abdominal pain associated with a mobile lower abdominal mass. Characteristic cafeau-lait spots and subcutaneous neurofibromas were present. Other features associated with von Recklinghausen's disease' -I included mental retardation, a history ofheadaches and seizures, and scoliosis. Magnetic resonance imaging (MRI) showed a tubular mass 3 x 7 x 8 cm in the lower abdomen (figure 1). A diagnostic laparoscopy was performed (figure 2).