The herpes zoster, also known as herpes zoster, is usually a manifestation of a viral invasion that causes painful herpes in the area where the nerves of the limb belong. Accumulation of more than two nerve roots with a block of herpes, and herpes in the waist, this situation suggests that the immune function is extremely low, this time some other tests are needed to improve the inference is not the existence of immunocompromised conditions. For example, in the case of AIDS, the immune function is extremely low, this is the condition of the disease is dangerous, it will be very dangerous. So it’s not simply a case of death, it has to be evaluated according to the condition, and the severity of the condition suggests that the immune function is extremely low.