One Best Self reader asked: What are Actinic Keratoses?
Gabrielle Sabini, MD of North Atlanta Dermatology says: Actinic Keratoses are precancerous lesions that are most commonly found on the head and upper extremities. They present as scaly patches which often sting. Actinic Keratosis are caused by ultraviolet (UV) rays from the sun or indoor tanning. They are considered precancerous because they can lead to non-melanoma skin cancers. It is best to treat them before this transformation occurs. A dermatologist can easily treat them in the office and/or may prescribe creams to use at home. Actinic Keratosis is preventable by using sun screen and sun protective clothing.