OverviewThese pre-malignant lesions (brown) are actinic keratoses. They are scaly and rough, and there is evidence of bleeding. They are shown here on a typical, sun-exposed area of skin.
Update Date 11/20/2012
Updated by: Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease, Atlanta, GA. Review provided by VeriMed Healthcare Network. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.