There a number of treatment options available for Actinic Keratosis. These include cryosurgery, curettage, photodynamic therapy and topical therapies, all of which can be highly successful.
Areas of non-visible sun damage on the edges of visible AK lesions contain the same genetic changes as those found in the lesions themselves, and are known as areas of field cancerisation. AK lesions and the field are associated with an increased risk of skin cancer, including invasive squamous cell carcinoma. 34 For every lesion that you see, there could be up to ten additional lesions underneath the skin that are not visible, particularly in sun-damaged skin. 42