A common, often

A condition in which the muscle contraction in the esophagus is too strong, causing chest pain or difficulty swallowing.

A blockage in the gastrointestinal tract that prevents the flow of liquids or solids.

Blood in stool that is not visible to the naked eye. It may be a sign of inflammation or a disease such as colorectal cancer.

Drugs that draw fluid into the colon and soften stool, making it easier to pass. This class of drugs is useful for people with idiopathic constipation and includes lactulose and polyethylene glycol electrolyte solution. (Brand… 

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… 

A gland located in the upper abdomen that makes the hormone insulin, which it releases it into the bloodstream for the purpose of controlling blood glucose levels, and also produces enzymes and fluids which it releases into the duodenum… 

An irritation of the pancreas that can cause it to stop working. It is most often caused by gallstones or alcohol abuse.

Ampulla of Vater.

A condition in which the openings of the bile ducts and pancreatic ducts narrow.