Gastroenterology is the branch of medicine which deals with the digestive system and digestive disorders. Diseases affecting gastrointestinal tract include the organs from mouth into anus, along with the alimentary canal, these are the focus of this speciality. Gastroenterology doctors are called gastroenterologists , They perform a number of diagnostic and therapeutic procedures.  

• pancreatic disease
• transplantation
• gastrointestinal cancer
• endoscopic surveillance

Gastrointestinal cancer can form a mass or ulcer within the stomach, it can also spread diffusely throughout the entire wall of the stomach. Stomach cancer is also called gastric cancer. Gastrointestinal cancer symptoms may include loss of appetite, fatigue, bloating rectal bleeding etc. Causes of gastrointestinal cancer include smoking, too much alcohol consumption, obiesity, high amout of salt intake etc. 

• Stop smoking
• Maintain a healthy weight
• Choose a healthy diet

An endoscopy is a procedure of medicine which is used to look inside the body, that is insertion of a long ,thin tube directly into the body to observe an internal organ or issue in detailed manner.These are inserted into the openings of the body such as the mouth or anus.

• Chromoendoscopy
• Narrow-Band Imaging
• Flexible Spectral Imaging Color Enhancement
• I-Scan
• Magnifying Endoscopy
• Confocal Laser Endomicroscopy

Pediatric gastroenterologist  tract children who have problem with digestive system, liver and nutritional problem. These gastroenterologists treat the children from newborn through teen years . In These pediatric  gastroenterology ,the principal diseases is concerned with acute diarrhea, persistent vomiting, gastritis, and with the development of the gastric tract.

• Acquiring and digesting food
• Absorbing nutrients and water
• Expelling wastes from the body as faeces

Gastrointestinal diseases refer to diseases which are involving with the gastrointestinal tract, that namely:
•    Oesophageal disease
•    Gastric disease
•    Intestinal disease
•    Oral disease
•     Accessory digestive gland disease
•     Liver disease
•    Pancreatic disease
•    Gallbladder and biliary tract