Dermatologists specialize in treating ailments related to the skin, hair and nails as well as the lining inside the mouth, eyelids and nose, known as mucous membranes, according to the American Academy of Dermatology. Dermatologists treat approximately 3,000 diseases such as nail infections, psoriasis, eczema, skin cancer and acne.
Dermatologists are also tasked with helping patients improve the condition and appearance of nails, skin and hair, explains the American Academy of Dermatology. Patients seeking to reduce signs of aging, age spots and wrinkles often consult with a dermatologist to determine treatment options. Reconstructive procedures to the skin following surgery to remove skin cancer or to minimize acne scars are often conducted by a dermatologist. Dermatologists also perform nail and skin biopsies to remove portions of the tissue and skin that are infected and cryotherapy procedures to remove parts of the skin, growths, warts or actinic keratoses.
Dermatologists can also have specializations to treat specific ailments or types of patients, according to the American Academy of Dermatology. Specializations range from cosmetic dermatology and dermatopathology to dermatologists focusing on skin cancer surgery or pediatric dermatology. Dermatologists treat patients of any age to determine options for rectifying conditions related to the skin, hair and nails.