title: Neurofibromatosis with sarcoma. Sarcoma complicating von Recklinghausen's neurofibromatosis.
mesh_terms: D000008:Abdominal Neoplasms / Q000209:etiology*; D000328:Adult; D006801:Humans; D008297:Male; D009456:Neurofibromatosis 1 / Q000150:complications*; D012509:Sarcoma / Q000209:etiology*