In , barium is coated onto or mixed into the food or beverage so that the movement of the bolus can be examined via X-ray.

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Videofluoroscopy involves the use of barium to coat or mix into food or beverages, allowing for the visualization of the swallowing process via X-ray. This technique is used to assess the movement of the bolus through the esophagus and to identify any abnormalities in the swallowing mechanism.

In , Barium Is Coated onto or Mixed into the Food