Basal cell carcinoma accounts for 80 percent of all skin cancers. The cause is damage to the DNA of cells in the epidermis, the top layer of the skin.
Squamous cell carcinoma is a cancer in the middle and outer skin layers caused by ultraviolet (UV) exposure. Learn about symptoms and treatment.
Actinic keratosis (AK) is a scaly and rough patch of skin caused by years of sun damage. Learn about symptoms and treatment.
Melanocytic nevus is the medical term for moles. They can develop on any part of the body and in most cases, they don't require treatment.
Infantile hemangioma, a type of red birthmark formed of extra blood vessels in the skin, is common and found in five to 10 percent of babies.
Mohs surgery is a type of surgery for skin cancer that minimizes the amount of skin removed. Learn more about this procedure.
A disease caused by ultraviolet light that comes from the sun’s rays.
Melanoma is a type of skin cancer that forms in the cells that produce skin color. Learn about symptoms and treatment.
A fungal infection that can affect the skin, fingernails, toenails, and/or hair.
Lichen sclerosus is a rare skin disease that causes itchy and painful patches of thin, white, wrinkled-looking skin. Learn about symptoms and treatment.