A hormone released after eating that causes the stomach to produce more acid.

See gastroesophageal reflux disease.

A painful, burning feeling in the chest caused by stomach acid flowing back into the esophagus. Changing the diet and other lifestyle habits can help prevent heartburn. Heartburn may be a symptom of GERD. See… 

A doctor who specializes in liver diseases.

Having too much hydrochloric acid in the stomach.

A condition in which intra-abdominal fat or part of the small intestine bulges through a weak area in the lower abdominal muscles.

An enzyme in the small intestine needed to digest milk sugar (lactose).

Blood tests that may indicate abnormalities of the liver or biliary system. Also called liver function tests.

The movement of food through the digestive tract.

An operation that makes it possible for stool to leave the body through an opening made in the abdomen. An ostomy is necessary when part or all of the intestines are removed or blocked. Colostomy…