Local Area Network LAN Definition - A local area network (LAN) is a computer network within a small geographical area such as a home, school, computer...
Not to be confused with Gastronomy. Gastroenterology (MeSH heading) is the branch of medicine focused on the digestive system and its disorders. Diseases affecting the gastrointestinal tract, which include the organs from mouth to anus, along the alimentary canal, are the focus of this speciality. Physicians practicing in this field are called gastroenterologists.
Gastroenterologists also receive dedicated training in endoscopy (upper endoscopy, sigmoidoscopy, and colonoscopy) by expert instructors. Endoscopy is the use of narrow, flexible lighted tubes with built-in video cameras, to visualize the inside of the intestinal tract. Gastroenterologist must first complete a three-year Internal Medicine residency and is then eligible for additional specialized training (fellowship) in Gastroenterology.