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Learn the causes and symptoms of GER and GERD, including bad breath, chest pain, swallowing trouble, or worn teeth.

Learn why doctors perform colonoscopy, how you prepare for it, what to expect during and after colonoscopy, and the risks of colonoscopy.

Describes tests identifying serological and genetic markers associated with celiac disease. If celiac disease is suspected, a biopsy determines the diagnosis.

Describes the causes, complications, diagnosis, and treatment of Zollinger-Ellison syndrome.

Discusses risk factors, symptoms, diagnostic procedures, and complications of ulcerative colitis. Provides treatment options, including medications and surgery.

Describes how smoking affects various parts of the digestive system.

Reviews short bowel syndrome and provides information about causes, symptoms, diagnosis, and treatment.

Describes four surgical procedures of the bowel: ileostomy, colostomy, ileoanal reservoir, and continent ileostomy.

Defines Ménétrier’s disease and describes treatment options.

Read about symptoms and management of lactose intolerance, a condition in which you have digestive symptoms after you consume foods or drinks that have lactose.