Upper gi series sentence example

upper gi series
  • The upper GI series looks at the esophagus, the stomach, and the duodenum, or the first section of the small intestine.
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  • Because this liquid has usually been barium, a metallic, chalky substance, the upper GI series is sometimes called a barium swallow.
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  • The upper GI series is particularly important in diagnosing infants.
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