TY - CHAP M1 - Book, Section TI - Actinic Keratosis, Basal, and Squamous Cell Carcinoma A1 - Lee, Peter K. A2 - Soutor, Carol A2 - Hordinsky, Maria K. PY - 2017 T2 - Clinical Dermatology AB - Actinic keratoses (AKs) are one of the most common skin findings in dermatology. AKs are benign neoplasms of the epidermis and are considered precursor lesions to nonmelanoma skin cancers. They are very common in sun-exposed areas of the skin, especially in the elderly patient. Ultraviolet light exposure is the main cause of AKs. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/29 UR - accessmedicine.mhmedical.com/content.aspx?aid=1177005687 ER -