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.

Feb 13, 2015

Gene Testing and Celiac Disease

By Kanaaz Pereira, Connect Moderator, @kanaazpereira

Celiac disease (CD) is an immune-based reaction to gluten — a protein in wheat, rye and barley — that results in damage to the small intestine mucosa. It occurs in genetically predisposed children and adults and usually responds to a gluten-free diet. Imad Absah, M.D., comments on the publication of two influential studies in the New England Journal of Medicine in 2014. "Those two very good trials found that the age at which gluten is introduced into a child's diet has little or no association with the risk of CD," he explains.

Read more in the Digestive Diseases Update.

For more information about celiac disease, visit

Dr. Absah is a pediatric gastroenterologist at Mayo Clinic. Content originally posted on

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