Symptoms of GI bleeding can be easy to see, called overt, or not so obvious, known as occult. Symptoms depend on the rate of bleeding as well as the location of the bleed, which can be anywhere on the GI tract, from where it starts — the mouth — to where it ends — the anus. What does the abbreviation GI stand for? Meaning: gill. How to use gi in a sentence. What Symptoms Should You Watch For? The symptoms of GI diseases vary in severity and can depend on your specific disease. The digestive system consists of the gastrointestinal tract, sometimes referred to as the GI tract, which includes the esophagus, stomach, small intestine and large intestine as well as the accessory organs of digestion which include the pancreas, gallbladder, and liver. [2][3] 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. 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. Gastrointestinal (GI) exams are X-ray exams that examine the GI tract, including the esophagus, stomach, small intestine, large intestine and rectum. Gastroenterologists, sometimes called gastros for short, are trained to diagnose and treat problems in your gastrointestinal (GI) tract and liver. 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. The GI tract contains all the major organs of the digestive system, in humans and other animals, including the esophagus, stomach, and intestines. Food taken in through the mouth is digested to extract nutrients and absorb energy, and the waste expelled at the anus as feces.