Actinic keratosis Other names Solar keratosis, senile keratosis (SK) Actinic keratosis seen on the back of the hands Specialty Dermatology Actinic keratosis (AK), sometimes called solar keratosis or senile keratosis,[1][2] is a pre-cancerous[3] area of thick, scaly, or crusty skin.[4][5] The term actinic keratosis[…]
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