Dermatologists deal with skin care and are most often referred to as skin care specialists, tending towards skin diseases and skin cancers, curing acne, removing blemishes, discoloration and wrinkles for a healthy, glowing skin, nail and hair. A dermatologist specializes in both medical and surgical aspects. Dermatology has further extended into derma-pathology, Immuno-dermatology, for the treatment of immune-mediated skin diseases such as lupus, and Mohs surgery. Therapies provided by Dermatologists include laser therapy, hair removal, hair transplant, cryosurgery and allergy testing and fungal infections among various others. Many cosmetic procedures are also suggested and done by dermatologists.