The main symptom of vitiligo is depigmented white spots, which are divided into non-segmental vitiligo and segmental vitiligo, and the white spots of both are different in terms of range and distribution. 1. non-segmental vitiligo: manifested as limited, sporadic white spots, sporadic white spots and generalized white spots are not more than half of the body surface area. It can be distributed in all parts of the body, the lesions began to be a few pieces of skin hypopigmentation spots, gradually expanding into the pigmentation of the spots, and the shape of the plaques are varied. The head of the person only white hair without white spots. 2. Segmental Vitiligo: The white patches are one or several, distributed along the side of the body in strips, most of them begin to appear in childhood, and no longer change after 1~2 years. If vitiligo appears, it is recommended to consult a doctor for treatment in time to minimize the adverse effects of the disease.