The Dermatology and Venereology Department of Sanya Central Hospital (The Third People's Hospital of Hainan Province) is a clinical department integrating medical care, teaching, and research. Established in 1991, it is the strongest dermatology specialty in southern Hainan. The department serves as the Chair Unit of the Sanya Medical Association Dermatology Branch, the Sanya Dermatology Quality Control Center, and the Sanya Venereology Quality Control Center. It is responsible for diagnosing and treating common,…