Infant with febrile urinary tract infection Sagittal US of the right kidney (above) shows moderate hydronephrosis. AP image from a voiding cystourethrogram (below) shows right-sided vesicoureteral reflux into a dilated collecting system and a trabeculated bladder. The urethra was normal in appearance. The diagnosis was right Grade III vesicoureteral reflux and a neurogenic bladder.