My Dermatologist Says I Have Actinic Keratosis: What Is That?

Actinic keratosis (AK), also known as solar keratosis, are commonly referred to as pre-cancerous skin growths.  In fact, they are the most common pre-cancerous growth of humans.   Actinic keratoses (plural) are most commonly found on sun exposed areas, namely, the face, lips, bald scalp, and backs of hands and arms.

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