Bladder leiomyosarcoma originating from the muscular elements of the bladder mucosa (clinical case)

Abstract

Leiomyosarcoma of the bladder is an extremely aggressive malignant tumor. Today in the world literature there are a little more than 200 described cases of bladder leiomyosarcoma. In all the cases described, the neoplasm originated from the proper muscle layer of the bladder. In this work, we present a unique clinical case – bladder leiomyosarcoma originating from the muscular elements of the bladder mucosa.