Gastroenterology is a specialty of medicine which deals with the study, diagnosis & treatment of digestive system disorders. These disorders may affect the stomach, intestines, esophagus, gallbladder, liver, rectum, or pancreas. It is usually known as GI (Gastrointestinal). Gastroenterologists diagnose & treat Gastrointestinal diseases in an individual. The specialist performs different procedures like endoscopic in which specialized instruments are used to view the Gastrointestinal tract and make a diagnosis.The specialist can treat any part of the system. The Gastrointestinal System digests food absorbs nutrients and removes waste.

GI System includes organs like Pharynx, esophagus, stomach, small intestine, large intestine, liver, gallbladder, pancreas, salivary glands, tongue, epiglottis, rectum, anus. Gastroenterologists treat acid reflux, hepatitis C, ulcers, hemorrhoids, bloody stools, jaundice, colon cancer, etc. They perform endoscopic ultrasounds, colonoscopies, endoscopic retrograde, sigmoidoscopies, liver biopsies, capsule endoscopies, double-balloon enteroscopy to examine different organs of the body.