what is voiding cystourethrogram
voidÂ·ing cysÂ·toÂ·uÂ·rethÂ·roÂ·gram. An x-ray image made during voiding with the bladder and urethra filled with contrast medium to demonstrate the urethra. Synonym(s): micturating cystourethrogram, voiding cystogram. To visualize and assess the bladder during voiding for evaluation of chronic urinary tract infections. Bladder, urethra.