Cystourethrography.
D005260:Female; D005471:Fluoroscopy; D006801:Humans; D008297:Male; D011859:Radiography / Q000295:instrumentation; D013679:Technology, Radiologic; D014521:Urethra / Q000000981:diagnostic imaging*; D001743:Urinary Bladder / Q000000981:diagnostic imaging*