White dots on the skin

There are many white dots on the skin: 1, to see whether vitiligo, vitiligo is a common acquired depigmentation of the skin and mucous membrane disease, it is acquired, there is no obvious gender difference, any age can occur, to young adults for more common, any part can show. 2, pityriasis variabilis, pityriasis variabilis damage mainly occurs in the neck, trunk, upper limbs, is a round light-colored spot, the surface has a little scale, in the rash inside can find fungi.3, there are inflammation after the pigment loss, such as eczema, dermatitis, psoriasis and other skin lesions in the healing process, pigment loss limited to the primary disease rash site, it is generally temporary, can be self-recovery. 4, there are white spots on the skin since childhood, may be anemia nevus and non-pigmented nevus. 5, there are hypopigmentation spots, good for middle-aged and elderly people, is a manifestation of skin function decline. Skin hypopigmentation spots can be observed, do not do special treatment.