During an upper endoscopy, a digestive tract specialist (gastroenterologist) uses a scope to view the inside of the esophagus, stomach and duodenum (upper part of the small intestine). Doctors use the procedure to diagnose and treat acid reflux, stomach ulcers, celiac disease, gastrointestinal disorders and other digestive tract problems.
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An upper endoscopy is a procedure to examine the upper part of the digestive tract. The procedure is also called an esophagogastroduodenoscopy, or EGD.
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A gastrointestinal (GI) doctor (gastroenterologist) uses an endoscope. The scope is a narrow, flexible tube with a light and small video camera. Through the scope, your doctor can view the inside lining of your:
You may need an upper endoscopy if you have unexplained:
An upper endoscopy allows for a direct view and biopsies. It can be more accurate than X-rays in diagnosing problems in the upper digestive system. These problems include:
Healthcare providers can also do treatments with an endoscope. Your doctor may also use upper endoscopy to:
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Your doctor may combine an upper endoscopy with:
To help your doctor clearly view the digestive tract, you should go into the procedure with an empty stomach. Your doctor will review preparation with you. You may need to prepare with:
An upper endoscopy is typically an outpatient procedure, meaning you go home the same day. The procedure may be uncomfortable, but it shouldn’t be painful. You’ll receive an intravenous sedative or another form of anesthesia. Someone should drive you home after the procedure.
You lie on your left side during the procedure, which takes about 30 minutes. Your doctor:
You’ll spend some time recovering while the sedative wears off before going home. An upper endoscopy can irritate your throat. You may be hoarse or have a cough for a few days. You can eat soft foods, drink ice water and use throat lozenges until the soreness subsides.
After the procedure, you may experience some bloating (a swollen feeling from the pumped-in air) and nausea (an anesthesia side effect). With your doctor’s approval, you should be able to resume your usual activities, including working and driving, the next day.
An upper endoscopy is a relatively low-risk procedure. Potential complications include:
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Your doctor may share diagnostic findings with you immediately. It can take up to two weeks to get biopsy results.
You should call your healthcare provider if you experience:
A note from Cleveland Clinic
An upper endoscopy is a relatively low-risk procedure that helps your doctor find the cause of certain digestive tract problems. Your doctor may also use upper endoscopy to treat some problems. You may have a day or two of throat irritation and bloating after the procedure. If your doctor took biopsy samples, it could take a few weeks to get results.
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Last reviewed on 07/28/2021.
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