Dermatology is a branch of medicine that focuses on health issues affecting the skin, nails, hair, and mucous membrane. It is a specialty with both surgical and medical aspects. A dermatologist can address cosmetic issues, which can help to rejuvenate the appearance of the skin, nails, and hair. Being a dermatologist in Islamabad requires a great depth of clinical knowledge, including the variety of internal health problems that may cause skin symptoms. Dermatologists can treat over 3,000 conditions. Some of the most common are acne, dermatitis and eczema, hair loss, nail problems, fungal infections, warts, vitiligo, and skin cancer.