Cosmatology is the study of skin, it is one of those branches of medicine which deals with skin, nails, hair and diseases related to them which involves both medical and surgical aspects along with some cosmetic problems. There are a number of fields within Dermatology which includes cosmetic dermatology, derma pathology, immunohematology, Mohs surgery, pediatric dermatology, teledermatology and dermatoepidemiology. These branches deals with different aspects of skin. Dermatology and cosmetology includes treatments of cosmetic filler injections, hair transplantation and laser therapy etc.