A prospective comparison of iotrolan, iohexol and iopamidol for lumbar myelography.

The provisional results are presented of a comparative blind trial of iotrolan, iohexol and iopamidol for lumbar myelography. The aim of the trial was to assess the relative safety, tolerance and radiologic efficacy of the media. From the data available to date the incidence of side effects is similar for all three substances. Iotrolan does not provide specific imaging advantages.