OverviewIn the procedure intravenous pyelogram (IVP), the patient is injected with radiopaque dye and X-rays are taken as the dye travels through the urinary tract. This procedure is performed to confirm the presence of kidney stones, although some stones may be too small to see.
Update Date 10/2/2013
Updated by: Scott Miller, MD, Urologist in private practice in Atlanta, Georgia. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.