White spots on the hands are not necessarily vitiligo, but may also be caused by lichen planus, simple furfura, etc., and need to be identified according to the appearance and morphology of the white spots. 1. Vitiligo: an acquired pigment loss skin and mucous membrane disease, mainly manifested as local skin white spots or white hair, can occur in all parts of the body, so the hands of white spots, may also be caused by vitiligo. Vitiligo’s typical skin lesions for milky white, porcelain white pigmentation loss spots, border is clear, the size of the white spot varies, can be round, oval, irregular or linear, can be a single, distributed or pan-emergent. 2. lichen planus: also known as lichen planus furfur, is a superficial infection caused by Malassezia violating the cuticle of the skin, which is common in patients with rich sebaceous glands such as the face and neck, forehead, back of the shoulder, upper arms, armpits and other parts of the skin. Typical skin lesions centered on pores, the border is clear punctate rash, can show brown, light brown, light red and white, after the rash can gradually increase to the size of a nail cap, for round or round-like. 3. Furfura simplex: also known as white furfura, may be related to sun exposure, malnutrition and so on. Typical symptoms are round or oval hypopigmented patches of varying sizes, with slightly clear borders and covered with a few fine scales. As there are many causes of white spots on hands, it cannot be diagnosed based on one symptom alone, and need to go to the hospital in time for diagnosis and identification.