Actinic keratoses (AK) are considered premalignant skin lesions that present as erythematous, gritty macules, papules, or plaques; however, not all AKs evolve into skin cancer. more… Actinic keratosis

Basal cell carcinoma (BCC) is a malignant tumor arising from the basal layer of the epidermis. The characteristic presentation is a persistent, pink, pearly papule that often bleeds. While BCC has a very low metastatic potential, treatment is indicated because it can cause significant local tissue destruction. more… Basal cell carcinoma