EGD upper endoscopy
Anke Tillman March 2019 EGD An Upper endoscopy examines the lining of the upper part of the gastrointestinal tract, which includes the esophagus, stomach and duodenum (first portion of the small intestine). A thin, flexible tube, the endoscope, is used which has it’s own lens and light source, and shows the images on a video…
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