<prompt> Excretory urography is contraindicated in:March 2011Renal aery hypeensionSingle kidneyMultiple myelomaTrauma  <response>: Ans. C: Multiple myelomaContraindication to excretoryintravenous urography are 1 iodine sensitivity or previous reaction to contrast media, 2 pregnancy, 3 intractable cardiac or renal failure and 4 multiple myeloma 