White spots on the neck may be caused by vitiligo, lichen planus, simple furfura and other factors.
1. Vitiligo: the specific pathogenesis of vitiligo is unknown, patients if localized by the sun exposure, or by serious injury, may make the local skin melanocyte destruction, so that the local skin because of the lack of melanin and the symptoms of long white spots.
2. lichen planus: if often wear impermeable clothes, may lead to local breeding malassezia, thus stimulate the local skin stratum corneum, resulting in local chronic superficial fungal infections, caused by the symptoms of white spots on the neck, and at the same time, the surface will be covered with scales.
3. Tinea corporis: the cause of tinea simplex is not clear, often occurring in the face, but also occurs in the neck, this disease often occurs in the spring, usually do not need special treatment, can subside on their own, pay attention to keep the skin clean and hygienic.
There are many other reasons for white spots on the neck (such as solar leukoplakia, etc.), it is recommended to go to the hospital for examination, after clarifying the cause of the disease, cooperate with the doctor to give targeted treatment.