Gastroenterology is the study of the normal function and diseases of the esophagus, stomach, small intestine, colon and rectum, pancreas, gallbladder, bile ducts and liver.

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A gastroenterologist needs to have a detailed understanding of the normal physiology of all the above mentioned organs as well as motility through the intestines and gastrointestinal tract in order to maintain a healthy digestion, absorption of nutrients,  removal of waste and metabolic processes.
 

A gastroenterologist also needs to have a clear understanding of ailments affecting the organs of the gastrointestinal system like:

• peptic ulcer disease

• gastric cancers

• esophageal cancers

• achalasia

• Barret’s esophagus

• colon polyps

• colon and bowel cancers

• pancreatitis

• pancreatic cancers

• cholecystitis

• biliary tract disease

• gallbladder stones and cancer

• hepatitis

• gastroesophageal reflux

• colitis

• nutritional problems and malabsorption,

• Irritable Bowel Syndrome (IBS)

• a host of other disease conditions

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