What does a hyphen look like? â is a punctuation mark used to join words and to separate syllables of a single word.
Definition of gastrointestinal tract. medical. : the part of the digestive system that consists of the stomach and intestines.
What Is a Gastrointestinal Fistula? A gastrointestinal fistula (GIF) is an abnormal opening in your digestive tract that allows gastric fluids to seep through the lining of your stomach or intestines. This can result in infection when it leaks into your skin or other organs. GIF most commonly occurs after intra-abdominal surgery, which is surgery inside your abdomen. People with chronic digestive problems also have a high risk of developing a fistula.