[Case of bladder tumor (leiomyosarcoma) in a child].
D000293:Adolescent; D003558:Cystoscopy; D006801:Humans; D007890:Leiomyosarcoma; D008297:Male; D011182:Postoperative Care; D011859:Radiography; D001743:Urinary Bladder / Q000000981:diagnostic imaging; D001749:Urinary Bladder Neoplasms