Actinic Keratoses / Rough Scaly Skin
Precancerous sun spots
Actinic keratoses are precancerous sun spots, red or brown, rough scaly skin, most often appearing after age 40. Another name for actinic keratoses is sun spots and they occur most often on the face scalp and ears. They are the most common precancer which can develop into squamous cell carcinoma, although it is unusual. In milder climates like Marin County, these lesions appear in much younger people.