Which radiological procedure is used for studying vesico-ureteric reflux?
Ascending pyelogram
Cystogram
Intravenous urogram
Micturition cystourethrogram
The diagnosis of vesico ureteric reflux is made using micturition cystourethrogram. Other techniques used in diagnosing vesico ureteric reflux are simple or delayed cystography or voiding cinefluoroscopy. In a case of vesico ureteral reflux, cystogram may show one of the following findings: Persistently dilated lower ureter, areas of dilatation in the ureter, ureter visualized throughout its entire length shows, presence of hydroureteronephrosis with a narrow juxtavesical ureteral segment or changes of healed pyelonephritis. Ref: Smith's General Urology, 17e, Chapter 12