Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Gastroenterology
Medically reviewed by Min Clinic Staff | Updated: January 2026
Gastroenterology: The medical specialty devoted to the study, diagnosis and treatment of disorders of the digestive system. These disorders may affect the esophagus (swallowing tube), stomach, small intestine, large intestine (colon), rectum, liver, gallbladder, or pancreas.
Gastroenterology is popularly (and incorrectly) known as "GI" (which stands for gastrointestinal).