Barium swallow

woman with abdominal pain

Medical Definition of Barium swallow

Barium swallow: A test that involves filling the esophagus, stomach, and small intestines with a barium solution in preparation for an X-ray, to define the anatomy of the upper digestive tract. Also known as upper gastrointestinal series.


Quick GuideDigestive Disorders: Common Misconceptions

Digestive Disorders: Common Misconceptions

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Reviewed on 5/13/2016

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