Anterior urethral diverticulum.
D002648:Child; D004240:Diverticulum / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D014521:Urethra / Q000002:abnormalities* / Q000000981:diagnostic imaging; D014555:Urination Disorders / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery; D014567:Urography