Gastroenterology is a branch of medicine that deals with the diagnosis and treatment of disorders of the digestive system – the esophagus, stomach, intestines, rectum, digestive glands and bile ducts. Gastroenterologists diagnose and treat all abnormalities of the digestive system from inflammation, infection, and autoimmune diseases to cancer. Among the diseases that gastroenterologists deal with are:

• gastroesophageal reflux disease
• peptic ulcer disease of the stomach and duodenum
• celiac disease
• irritable bowel syndrome
• irritable bowel diverticula
• polyps of the large intestine
• ulcerative colitis
• Crohn’s disease
• tumors of the large intestine
• pancreatic diseases
• liver diseases
• parasitic diseases of the gastrointestinal tract