Herpes zoster is a common clinical skin disease caused by varicella-zoster virus infection, mostly due to a series of symptoms caused by viral infection when the patient’s resistance is relatively low. The most common symptoms of herpes zoster are as follows: 1. The herpes zoster rash is usually not more than the midline of the body, unilateral distribution will appear erythematous, blisters, accompanied by local edema, some patients will also appear pustules or blood blisters, if the blisters break will appear ooze or large skin infection. 2. In the area of skin blisters will be accompanied by neuralgia, can appear local irritation pain Herpes zoster in the ear or eye can lead to tinnitus, ear pain, facial paralysis, hearing loss or blurred eye vision, edema in the eyes that cannot be opened, and in severe cases, blindness.