Gastroenterology is the study of the digestive system and all the organs associated with it, directly or indirectly. Esophagus, stomach, small intestine, colon and rectum, pancreas, gallbladder, bile duct and liver all affect the digestion process. The practitioner of this field is called a gastroenterologist and he will study the movement of materials along the digestive system and the organs involved.
The process begins with the intake of food and goes on to digestion and absorption of nutrients and then eventually moving on to excretion. The process is a long one and continuous so there a number of things that can go wrong. There is a number of disorders related to gastroenterology and some of them are:
- Colon cancer
- Irritable Bowel Syndrome (IBS)
- Peptic ulcer disease
- Gastrointestinal bleeding
A gastroenterologists use endoscopy to diagnose and determine the problem or root cause According to the research, these physicians capable of performing the best endoscopy over all other kinds of physicians. It allows them to make an accurate diagnosis and with the accurate diagnosis comes most effective course of treatment.
Since this is a wide field that covers a large number of organs and disorders, there are further subdivisions in this field. Chances are that a particular gastroenterologist will specialize in one of the following subdivisions. Some of the subdivisions are as follows:
- Hepatology (study of the liver)
- Clinical nutrition
- Small bowel disease
- Pancreatic disease
- Inflammatory bowel disease
- Gastrointestinal cancer
- Tropical diseases
- Clinical pharmacology
- Inherited cancer syndromes
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