Low-osmolar contrast media, such as GE Healthcare's Omnipaque (Iohexol), make effective oral contrast agents for abdominal CT scans concluded a technical note written by a team of physicians from Johns Hopkins Medical and published in the March/April 2008 edition of the Journal of Computed Assisted Tomography. "It [Low-osmolar contrast media] is relatively non-absorbable and of low risk to the patient if aspirated," according to the technical note. ...
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