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 ...
Animation of a modified barium swallow study, from Wikimedia Commons: https://commons.wikimedia.org/wiki/File:Normal_barium_swallow_animation.gif Disclaimer: AAAS and ...
Fluoroscopy shows that on swallowing, the barium column moves down the esophagus. Such barium movement occurs largely due to passive forces in the esophagus and is very marked in the upright position.
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