Actinic keratosis and telangiectasia.
D006801:Humans; D007642:Keratosis / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D011230:Precancerous Conditions / Q000188:drug therapy; D012878:Skin Neoplasms / Q000517:prevention & control*; D013684:Telangiectasis / Q000188:drug therapy*