An EGD is a procedure in which a thin scope with a light and camera at its tip is used to look inside the upper digestive tract -- the esophagus, stomach, and first part of the small intestine ...

An upper endoscopy, often referred to as endoscopy, EGD, or esophago-gastro-duodenoscopy, is a procedure that allows a physician to directly examine the upper part of the gastrointestinal (GI ...