Prostatic urethral calculus.
D000328:Adult; D002137:Calculi / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D008588:Meningocele / Q000150:complications; D011469:Prostatic Diseases / Q000000981:diagnostic imaging* / Q000209:etiology; D011859:Radiography; D014522:Urethral Diseases / Q000000981:diagnostic imaging* / Q000209:etiology