The Department of Pediatrics is a medical field that treats the pediatric health in holistic term from the pregnancy to adolescence. It aims at fully developing physical, intelligent, emotional and social ability of the child throughout the entire development procedure and establishing the foundation for the children to play great roles as members of local community. Although it has been always emphasized that ˇ°Children are not small adultsˇ± it is essential to understand the characteristics of children by each development stage in order to correctly evaluate the children who continue to grow and develop. The Department of Pediatrics is classified in the specialized subdivisions of 1) growth and development 2) nutrition 3) infant 5) immunity 6) allergy disease 7) infection 8) gastric disease 9) respiratory disease 10) cardiovascular disease 11) blood disease 12) tumor disease 13) kidney and urinary tract disease 14) endocrine disease 15) neurological disease 16) musculoskeletal disease and 17) skin disease.