Human chorionic gonadotropin in sarcomatoid carcinoma of the bladder: a case report.

Sarcomatoid carcinoma is a high-grade neoplasmof the bladder which has a transitional,squamous or undifferentiated malign epitelialcomponent and having areas with a sarcoma-likeappearence. Most patients with sarcomatoidcarcinoma are elderly males. The death rate isabout 50% in these cases. Urethelial and renalpelvis involvement may occur. Metastases develop in regional lymph nodes and distant organs.In this case report, a patient who is diagnosedto have sarcomatoid carcinoma of bladder withhuman chorionic gonadotropin positivity, ispresented and the literature is reviewed.