barium meal

barium meal

a preparation of barium sulphate, which is opaque to X-rays, swallowed by a patient before X-ray examination of the upper part of the alimentary canal

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

barium meal

[′bar·ē·əm ‚mēl]

(medicine)

A suspension of barium sulfate taken orally to render the upper gastrointestinal tract radiopaque.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.