Tinea versicolor weighs tinea versicolor again, it is disease of fungus of a kind of shallow ministry, the skin is damaged give priority to with weak white, show circle or egg circle spot, the brim is ambiguous, the surface often has a lot of tiny scale bit, have refraction sex, can find fungus through lens check directly, come on place develops with sebaceous glands place sees more, be like a neck, on bosom, back and upper limbs. Needing those who remind everybody is cheeper eyebrow is reached with the cheek, forehead it is thus clear that in case of illness, because often be swabbed, the surface is unfavorable and adherent scale bits, reason easily inchoate wind is promiscuous. The skin pigment of patient of wind of white purplish or white patches on the skin is taken off break it is piece white, the brim can have pigment ad cool-headed, the surface does not have scale bits, desudation is not aggravating, of course, also cannot find fungus below microscope. Understand these knowledge, can conduce to differentiate two disease.