The study of gastroenterology includes the organs from mouth to anus. All along the alimentary canal or human gastrointestinal tract is the involved in this type of study. The sub-study of this branch is Hepatology which comprises the study of pancreas, liver and biliary.

There is a journal of pediatric gastroenterology and its nutrition. It includes the review on the normal and abnormal nutrition dealing in the alimentary tract and its associated organ which includes the salivary glands, pancreas, gallbladder, liver and bladder. They also give importance on the children and infant nutrition.

There are so many departments of gastroenterology and nutrition control and they are every where around the world. The hygienic and health related nutrition are advised to everyone and this is there main aim to be done. Other aims from these departments includes, promote the knowledge of and training in pediatric gastroenterology, Hepatology and nutrition throughout the Commonwealth but especially amongst developing countries. Be a source of authoritative advice to both national and international agencies within the Commonwealth on the problems of pediatric gastroenterology and Hepatology and in particular the problems of childhood diarrhea and malnutrition.

The Gastroenterology, Hepatology and Nutrition inpatient services offer complete patient concern, which is offered by a multidisciplinary team. The team includes the physicians which attend the patients in regular basis, the specialized nurses and their staff, social workers, gastroenterology and nutrition fellows, house staff and others. The fellows and residents are highly trained and they are members of one of the most highly competitive training programs, both in pediatrics and pediatric gastroenterology.