Skin cancer is the most common cancer in the USA. Non-melanoma skin cancers, which include basal cell carcinoma (BCC) and squamous cell carcinoma (SCC), comprise the majority. BCC and SCC are commonly treated with surgical excision, curettage, cryotherapy and radiation. Actinic keratoses (AK) are considered precursors of SCC and are commonly treated with 5-fluorouracil, imiquimod, diclofenac, l...