RT Book, Section A1 Tannous, Zeina A1 Avram, Mathew M. A1 Tsao, Sandy A1 Avram, Marc R. SR Print(0) ID 1175823389 T1 Actinic Keratosis T2 Color Atlas of Cosmetic Dermatology, 2e YR 2011 FD 2011 PB The McGraw-Hill Companies, Inc. PP New York, NY SN 9780071635035 LK dermatology.mhmedical.com/content.aspx?aid=1175823389 RD 2024/10/11 AB Actinic keratosis (AK) present as single or multiple discrete, scaly lesions, found most frequently in habitually sun-exposed skin of adults.