The difference is still very big. Surgery is a medicine with surgery as the main treatment method, covering a wide range, involving all parts of the body, and is divided into several sub-specialties, such as brain surgery, orthopedics, general surgery, vascular surgery and so on. Most dermatological treatments are mainly drugs, similar to internal medicine, but there are also some sub-specialties, such as dermatology, laser, dermatology and so on. And the treatment is limited to the surface skin and subcutaneous tissue. In recent years, dermatology has solved the problem of dermatosis through surgery. At present, the treatment of dermatology and plastic surgery has great duplication.