Leiomyosarcomatosis of the gastrointestinal tract.

A case report of a patient suffering from diffuse leiomyosarcomatosis of the gastrointestinal tract is presented. The endoscopic features of the lesions localized in the stomach, the small bowel and the colon are compared with the radiological data. A description of the pathology of these polypoid lesions is given. The origin of this widespread leiomyosarcomatosis of the gastrointestinal system is discussed.