title: The importance of voiding during a cystourethrogram.
mesh_terms: D002648:Child; D006801:Humans; D008297:Male; D011859:Radiography; D014521:Urethra / Q000000981:diagnostic imaging* / Q000473:pathology; D001743:Urinary Bladder / Q000000981:diagnostic imaging*; D014552:Urinary Tract Infections / Q000000981:diagnostic imaging; D014554:Urination; D014718:Vesico-Ureteral Reflux / Q000000981:diagnostic imaging