Abnormality of the Digestive System
Any anomaly of the digestive system, a collection of organs that is made up of the gastrointestinal tract and the liver, pancreas, and gallbladder. The gastrointestinal tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus, including the mouth, esophagus, stomach, small intestine, large intestine and anus.