Herpes zoster is a skin disease caused by varicella zoster virus infection. Typical symptoms of herpes zoster include unilateral banding of clustered blisters with pain.
Herpes zoster rash may be preceded by generalized symptoms such as malaise, fever, lack of appetite, etc. The affected skin may have burning or burning pain, and there is obvious pain sensitivity to touch.
The lesions often first appear erythema, soon appeared millet to soybean papules, cluster distribution without fusion, followed by rapid change into blisters, blister wall tense shiny, blister liquid clarification, around the periphery of the red halo, each cluster of blisters between groups of normal skin. The lesions are arranged in bands along a certain peripheral nerve, mostly occurring on one side of the body, usually not exceeding the midline. Neuralgia is one of the characteristics of the disease.
When the above typical symptoms appear, patients should promptly go to the hospital, follow the doctor’s instructions for appropriate examination and take antiviral drugs such as acyclovir for treatment, try to keep the blisters intact to avoid infection.