A skin disorder associated with celiac disease and characterized by severe itching and blisters.

An infectious disease of the colon. Symptoms include bloody, mucus-filled diarrhea; abdominal pain; fever; and loss of fluids from the body.

An examination of the small intestine with an endoscope. The endoscope is inserted through the mouth and stomach into the small intestine.

The bile ducts located outside the liver.

A type of sugar in milk products and sugar beets. The body also makes galactose.

A doctor who specializes in digestive diseases.

A constant feeling of a lump in the throat that is usually related to stress.

Swollen blood vessels in and around the anus and lower rectum. Continual straining to have a bowel movement causes them to stretch and swell. They cause itching, pain, and sometimes bleeding.

An operation to repair a hernia.

Related to the ileum, the lowest end of the small intestine.