Non-melanoma skin cancers usually develop in the outermost layer of skin (epidermis) and are often named after the type of skin cell from which they develop. Non-melanoma skin cancer is a malignant tumor that starts in cells of the skin. Malignant means that it can spread, or metastasize, to other parts of the body. During 2011 there were 57726 cases of Skin cancers diagnosed and reported to the Swedish Cancer Registry; 52 per cent of them in men and 48 per cent in women. The number of persons for whom the cancer has been diagnosed for the first time is 46 286. During the last two decades the average annual increase in number of cases has been 2.1 per cent for men and 1.5 per cent for women.
There are clinical trials that study new ways to ease symptoms and side effects during treatment and managing the late effects that may occur after treatment. Patients have a talk with doctors about clinical trials regarding side effects. In addition, there are ongoing studies about ways to prevent the disease. Treatment for non-melanoma skin cancer is completely successful in approximately 90% of cases by
•Medicines put on the skin, such as topical fluorouracil (5-FU) and topical imiquimod.