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  1. Actinic keratosis - Wikipedia

    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] Actinic keratosis is a disorder (-osis) of …

  2. Actinic keratoses (Solar keratosis): Diagnosis and Treatment ...

    Mar 6, 2025 · What is an actinic keratosis? Actinic keratosis is a precancerous scaly spot found on sun-damaged skin, also known as solar keratosis. It may be considered an early form of …

  3. Actinic keratosis - Symptoms & causes - Mayo Clinic

    Dec 17, 2022 · Also known as a solar keratosis, an actinic keratosis grows slowly and usually first appears in people over 40. You can reduce your risk of this skin condition by minimizing your …

  4. Actinic Keratosis (A Precancerous Condition) | Johns Hopkins ...

    It’s also known as a solar keratosis. Actinic keratoses are very common, and many people have them. They are caused by ultraviolet (UV) damage to the skin. Some actinic keratoses can …

  5. Actinic Keratosis: What It Is, Symptoms, Causes & Treatment

    Oct 6, 2025 · Actinic keratosis (pronounced ak-TIN-ik ker-uh-TOH-sis), also known as solar keratosis, is a skin condition that happens with too much sun exposure. It causes rough, scaly …

  6. Actinic Keratosis (AK) | Fact Sheets | Yale Medicine

    Actinic keratosis (AK) is a scaly and rough patch of skin caused by years of sun damage. Learn about symptoms and treatment.

  7. Actinic Keratosis - The Skin Cancer Foundation

    Actinic keratosis (AK) is the most common precancer that forms on skin damaged by chronic exposure to ultraviolet (UV) rays from the sun and/or indoor tanning. Solar keratosis is another …

  8. Actinic Keratosis (Solar Keratosis): Symptoms and Treatment

    Jan 19, 2025 · An actinic keratosis (also known as a solar keratosis) is the most common skin condition caused by sun damage. It is the result of skin being damaged by the sun over many …

  9. Actinic keratoses (solar keratoses) - NHS

    Actinic keratoses (also called solar keratoses) are dry, scaly patches of skin that have been damaged by the sun. It's not usually serious, but there's a small chance the patches could …

  10. Actinic Keratoses - Skin Disorders - Merck Manual Consumer ...

    Actinic keratoses (solar keratoses) are precancerous growths caused by long-term sun exposure. Many years of sun exposure can cause actinic keratoses to develop on the skin. Actinic …