Upper GI Endoscopy
(Upper Gastrointestinal Endoscopy; Esophagogastroduodenoscopy [EGD])
An upper GI endoscopy is a test that lets the doctor see inside the throat, esophagus, and stomach. The upper part of the small intestines may also be checked. It is done with a flexible tube called an endoscope.
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Reasons for Test
This procedure is done to help diagnose the causes of:
- Unexplained belly pain
- Severe heartburn
- Lasting nausea and vomiting
- Difficulty swallowing
- Blood in stool or vomit
- Abnormal x-ray or other tests of the digestive tract
An upper GI endoscopy may also be done to look for:
- Abnormal narrowing
Problems are rare, but all procedures have some risk. The doctor will go over some problems that could happen, such as:
- Excess bleeding
- Problems from anesthesia
- Damage to the esophagus, stomach, or intestine
Things that may raise the risk of problems are:
What to Expect
Problems to Look Out For
Call your doctor if you have:
- Signs of infection, such as fever or chills
- Severe belly pain
- Hard, swollen belly
- Black, tar-like stools or bloody stools
- Vomiting blood
- Symptoms that are new or are getting worse
If you think you have an emergency, call for medical help right away.
- Understanding upper endoscopy. American Society for Gastrointestinal Endoscopy website. Available at: https://www.asge.org/list-pages/patient-informations/understanding-upper-endoscopy.
- Upper endoscopy. EBSCO DynaMed website. Available at: https://www.dynamed.com/procedure/upper-endoscopy.
- Upper GI endoscopy. National Institute of Diabetes and Digestive and Kidney Diseases website. Available at: https://www.niddk.nih.gov/health-information/diagnostic-tests/upper-gi-endoscopy.
- Volkan, B., Bayrak, N.A., et al. Preparatory information reduces gastroscopy-related stress in children as confirmed by salivary cortisol. Saudi Journal of Gastroenterology, 2019; 25 (4): 262-267.
- Chelsea Skucek, MSN, BS, RNC-NIC
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