Al. Buchman et Ld. Truong, COLONIC METASTASIS FROM A PRIMARY RENAL LEIOMYOSARCOMA - AN UNUSUAL CAUSE OF GASTROINTESTINAL HEMORRHAGE, Southern medical journal, 90(12), 1997, pp. 1238-1240
Primary leiomyosarcoma of the kidney is rare. We report the first case
of such a tumor that metastasized to the colon and was manifested by
gastrointestinal hemorrhage.