Carcinosarcoma of urinary bladder.
The case of an eighty-two-year-old man with carcinosarcoma of the urinary bladder is presented. Morphologically, coexistence of two elements, transitional cell carcinoma and proliferation of spindle-shaped cells, is demonstrated, between which the transition is observed. The literature is reviewed, and the histogenesis of the sarcomatous element is discussed.
D000368:Aged; D002295:Carcinoma, Transitional Cell / Q000473:pathology*; D002296:Carcinosarcoma / Q000473:pathology*; D002455:Cell Division; D006801:Humans; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D001749:Urinary Bladder Neoplasms / Q000473:pathology*