Upper GI Series
(Barium Swallow)

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Upper GI series facts

  • An upper gastrointestinal series is an x-ray test used to define the anatomy of the upper digestive tract.
  • Women who are or may be pregnant should notify the doctor requesting the procedure and the radiology staff.
  • An upper gastrointestinal series involves filling the esophagus, stomach, and small intestines with a white liquid material (barium).
Medically Reviewed by a Doctor on 2/19/2014

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