A barium swallow is a type of test used to look inside the esophagus, or food pipe. A doctor might recommend this test if they need to look at the outline of any part of a person’s digestive system.

More than half a million children are diagnosed with swallowing problems each year. The gold standard for diagnosing swallowing problems is the videofluoroscopic swallow study, also known as the ...

Lack of evidence on risk of ionizing radiation for common pediatric swallow study causes unfortunate variability in how clinicians conduct it; a Medical University of South Carolina researcher ...

Animation of a modified barium swallow study, from Wikimedia Commons: https://commons.wikimedia.org/wiki/File:Normal_barium_swallow_animation.gif Disclaimer: AAAS and ...