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Gastroenterology is a branch of medicine that is concerned with the treatment of the diseases affecting the gastrointestinal tract. This includes the disorders of the esophagus, stomach, small intestine, liver, bile ducts, gallbladder, pancreas, colon, rectum, etc. Such disorders may include polyps and cancer, peptic ulcer disease, gastroesophageal reflux disease, pancreatitis, irritable bowel syndrome, etc. Some of the complex procedures in gastroenterology include endoscopic retrograde cholangiopancreatography, endoscopic mucosal resection, placement of internal drainage tubes, polypectomy, esophageal and intestinal dilation, etc. Hepatology is a specialization of gastroenterology. It is concerned with the management of the disorders of the liver, pancreas, gallbladder and biliary tree. Jaundice/hepatitis, liver disease, liver damage, storage disease of liver, hemochromatosis, etc. are some of the conditions that are under the scope of this field. Some of the procedures performed under this specialization include liver transplant, transjugular intrahepatic portosystemic shunt, transhepatic pancreato-cholangiography, etc. This book covers in detail some existing theories and innovative concepts revolving around gastroenterology and hepatology. Most of the topics introduced in this book cover new techniques and the applications of these fields. It is an essential guide for both academicians and those who wish to pursue these disciplines further.
