A barium x-ray is a test to look at the outline of any part of your digestive system. Barium is a white liquid that shows up clearly on an x-ray. Once it is inside the body, it coats the inside of the ...

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.

Barium is a liquid that shows up the outline of your organs when you have an x-ray. You might have this test to check part of your digestive system. Barium is a white liquid that shows up clearly on ...

A barium swallow is a type of X-ray test that helps your doctor see the back of your mouth and throat (pharynx), and the tube that extends from the back of the tongue down to the stomach (esophagus).