• enema
  • Is a contrast agent commonly used in medical imaging for fluoroscopic studies such as Upper GI series and Barium Enema . (healthtap.com)
  • Due to the volume of suspension used in either an upper gastrointestinal series or barium enema, a significant concentration obtains in the blood stream sufficient to affect the determination of the protein bound iodine level or uptake of I 131 . (jamanetwork.com)
  • compounds
  • Due to the relatively high atomic number ( Z = 56) of barium, its compounds absorb X-rays more strongly than compounds derived from lighter nuclei. (wikipedia.org)
  • contrast
  • If I'm going to have a cat scan w/o and then w/ contrast, why would I have to drink barium sulfate the night before? (healthtap.com)
  • Contrast can mean intravenous (IV) to help define the blood vessels, or contrast like you are talking about where you ingest a solution that outlines parts of your body - in your case barium to outline your GI tract. (healthtap.com)