Gastroenterology & GI Surgery

Welcome to the Mayo Clinic Gastroenterology & GI Surgery Page! With one of the largest group of digestive disease specialists in the world, Mayo Clinic has been recognized as the nation's best Gastroenterology & GI Surgery hospital by U.S. News & World Report. Follow the page to learn about clinical trials and up-to-date research, and find resources for all your gastroenterology needs. Our goal is to connect you to others, and become informed decision makers; so post a comment, share your story, own your health.

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The esophagus is the tube through which food and liquid pass into the stomach.The walls of the esophagus propel food to the stomach by rhythmic waves of muscular contractions called peristalsis.The lower esophageal sphincter (or LES) is a muscle that separates the esophagus from the stomach. It acts like a valve that normally stays tightly closed to prevent contents in the stomach from backing up into the esophagus. When we swallow, the LES opens up to allow the food we swallow to enter the stomach.

Frequent symptoms of esophageal disease include difficulty in swallowing, regurgitation of food or acid, and heartburn. Esophageal and swallowing disorders include the following:

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