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Related to barium chloride: barium sulphate
formerly used as a heart tonic and for varicose veins; extremely toxic.
a chemical element, atomic number 56, atomic weight 137.34, symbol Ba. See Table 6. Soluble salts, e.g. the chloride and the carbonate, are toxic.
barium burger, barium meal
a mixture of barium and solid food, used as a contrast medium in radiographic studies of the esophagus, instead of liquid barium mixtures.
used as a rodenticide. The baits are attractive to dogs. Clinical signs include salivation, convulsions and paralysis.
preliminary experiments showing that diets deficient in barium fed to rats and guinea pigs depress growth have been neither invalidated nor confirmed.
a dilute (5 to 20%) suspension of barium is introduced into a colon that has been emptied by starvation and previous enema.
barium-impregnated polyethylene spheres (BIPS)
radio-opaque markers used to demonstrate intestinal obstruction and motility disorders; the spheres are given orally and their movement can be tracked radiographically.
a strong (usually 100%) suspension of barium sulfate is administered to an animal which has been starved for at least 12 hours.
x-ray examination using a barium mixture to help locate disorders in the esophagus, stomach, duodenum, and the small and large intestines. Called also barium test.
a water-insoluble salt used as an opaque contrast medium for x-ray examination of the digestive tract.
a small amount of barium paste or liquid administered orally and observed radiographically or by fluoroscopy for examination of swallowing and esophageal function.