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

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 ...

a: Pre-swallow. b: Bolus delivery to hypopharynx. c: Laryngopharyngeal elevation (white arrow). d: Post-swallow with residual barium in piriform sinus (black arrow).

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.

MITCHELL, S.D. — Swallowing is a complex process. Using roughly 30 pairs of muscles working in perfect coordination, a person will swallow around 600 times each day, often without noticing. Yet ...