The difference between lichen planus and vitiligo, generally have different symptoms, different causes, different incidence of people and other differences, should consult a professional doctor in time to clarify the difference after treatment. 1. different symptoms: the symptoms of lichen planus is that the patient’s skin will appear round or oval patches, the edge is usually fuzzy; while the symptoms of vitiligo is that there will be a point or a piece of white patches, the surface is not scaly, and the shape is irregular. 2. different causes: psoriasis cause is a fungal infection caused by skin disease, is a superficial fungal disease caused by Malassezia furfur infection of the skin, the affected area of the skin to light brown and dark brown; and vitiligo is the skin melanin reduction of the formation of white patches, generally associated with the genetic factors and the human body’s autoimmune function abnormality, the affected area of the skin to light white or milky white mainly. 3. The onset of the crowd is different: the onset of pemphigus foliaceus is mainly sweaty, long-term malnutrition of young people and adolescents; and vitiligo of the onset of the crowd is not limited, children, young people, the elderly have the possibility of disease. It should be noted that, the emergence of lichen planus and vitiligo, all need to timely consultation, clear specific reasons, follow the doctor’s instructions for treatment.