Barium Swallow: MedlinePlus Medical Test

What is a barium swallow?

A barium swallow, also called an esophagogram, is an imaging check that checks for issues in your upper GI tract. Your upper GI tract features your mouth, back of the throat, esophagus, belly, and first part of your small intestine. The check makes use of a particular type of x-ray called fluoroscopy. Fluoroscopy demonstrates internal organs transferring in actual time. The check also involves drinking a chalky-tasting liquid that contains barium. Barium is a substance that tends to make parts of your human body display up additional obviously on an x-ray.

Other names: esophagogram, esophagram, upper GI series, swallowing study