An upper GI series uses x rays to help diagnose problems of the upper GI tract, which includes the esophagus, stomach, and duodenum. The duodenum is the first part of the small intestine.
Image Source: NIH
An upper GI series can help detect
- ulcers
- abnormal growths
- scars or strictures—narrowings of the GI tract
- hiatal hernia
- diverticula—bulges in the wall of the esophagus or intestine
- esophageal varices—enlarged veins in the esophagus
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