Esophagogastroduodenoscopy (EGD). The examination of the channel from the esophagus to the stomach with a device (endoscope) which allows the physician to see the esophagus and take tissue samples.

Esophagogastroduodenoscopy. This endoscopic procedure is performed by a gastroenterologist or surgeon by placing a lighted flexible scope into the mouth, down the esophagus, and into the stomach and duodenum. The procedure is generally performed with the patient awake, but lightly sedated.

esophagogastroduodenoscopy; the use of an endoscope sent down the throat in order to view the lining of the esophagus, stomach, and small intestine for diagnostic purposes; (esophago = esophagus, gastro = stomach, duodeno = small intestine)

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