Gastroenterology is a branch of medicine dealing with the digestive system and its disorders such as those affecting the gastrointestinal tract and related organs. Gastroenterologist or GI doctors are specialists in diagnosing, treating and curing diseases of the organs of the digestive system, namely small intestine, gallbladder, colon, bile duct, pancreas, stomach and other related parts.

MD/ MS in Medical Gastroenterology is a post- graduation course of specialization pursued after an MBBS degree. The MBBS degree must be obtained from a recognized university approved by the Medical Council of India.

Diseases affecting the gastrointestinal tract, which includes organs from the mouth to the anus, along the alimentary canal, are the focus of this specialty.

Gastroenterologists perform a number of diagnostic and therapeutic procedures including colonoscopy, endoscopy, endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound and liver biopsy.

Gastroenterology is a specialty of internal medicine. The specialty involves the diagnosis and management of patients with diseases of the intestines, liver and biliary tree, and pancreas. Gastroenterologists often treat patients with abdominal pain, constipation, diarrhea, heartburn, unexplained weight loss, nausea, vomiting, and rectal bleeding. The job also involves treating severe digestive conditions such as colon polyps, colon cancer, colitis, hepatitis, gallbladder disease, irritable bowel syndrome, pancreatitis, and peptic ulcer disease etc. They specialize in treating and possibly curing all forms of digestive diseases. Most gastroenterologists also practice hepatology to some extent, which is the treatment of liver diseases and maladies. Two of the most common diseases which fall under this category are hepatitis, inflammation of the liver caused by viral infections or medication, and liver cirrhosis, which is usually related to alcoholism.