Proper grooming is the first step in preventing ingrown nails.
Soak the feet first to soften the nails. Always cut the nail straight across using nail clippers, and leave enough nail to cover the toe to protect it. (Do not use scissors, which are difficult to manipulate in the corners of the nail.) Smooth sharp edges with an emery board.
Actinic keratoses commonly appear in areas of chronic sun exposure, such as the face and dorsa of the hands. Actinic cheilitis is a related condition that usually appears on the lower lips. These conditions represent early epithelial transformation that may eventually evolve into invasive SCC.
Actinic keratosis is a noninvasive lesion. The progression rate is extremely low. In a prospective study, the progression rate to SCC was less than 1 in 1,000 per year, calling into question the cost effectiveness...