The gastrointestinal tract (also called the GI tract, digestive tract, and the alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The tract is …

Explore the world of gastrointestinal (GI) health and disease with ACG. Access valuable resources and information on a wide range of GI and hepatic conditions.

Sep 29, 2025 · Gastrointestinal (GI) diseases affect your digestive system, causing a wide range of symptoms and altering the function or structure of the digestive system.

Gastrointestinal diseases are health conditions that affect your gastrointestinal (GI) tract. Your GI tract is the path food takes through your digestive system — from your mouth to your rectum.

The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder. The GI tract is a series of hollow organs joined …

Gastrointestinal (GI) symptoms such as heartburn, indigestion or dyspepsia, bloating, and constipation are common. However, these symptoms may be misinterpreted and their impact …

ACG Case Reports Journal is a peer-reviewed, open-access online journal publishing gastroenterology and hepatology case reports. The journal is edited by a team of GI fellows.

Barium enema Lower gastrointestinal (GI) series. A diagnostic procedure in which x-rays are taken after barium sulfate is introduced into the patient by enema. The barium sulfate helps to …

Explore the GI System Click an organ on the interactive body. Follow the links that appear below for available resources on GI diseases and conditions, including common GI problems and …

Looking for a gastroenterologist? Easily find a qualified GI doctor near you using ACG's directory. Prioritize your digestive health for better quality of life.