What Is an Upper GI Series? An upper GI series is a group of X-ray tests that look at your GI tract -- your food pipe (the esophagus), stomach, and the first part of your small intestine (the duodenum ...
Fluoroscopy shows a continuous X-ray image on a monitor, much like an X-ray movie. During the procedure, an X-ray beam is continuously passed through the specific body part being examined. The images ...