Definition: X-rays of the esophagus, stomach, and duodenum. The patient swallows barium first. Barium makes the organs show up on x-rays. Also called barium swallow.
Pronunciation: UH-pur jee-eye SEE-reez
Upper GI Series - Glossary
By Sharon Gillson, About.com Guide
Updated November 08, 2007
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Glossary of Heartburn-Related Terms -- U
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