Herpes zoster:Also called shingles,zona, and zoster. The culprit is thevaricella-zoster virus.Primaryinfectionwith thisvirus引起水痘水痘。virus infects nerves (namely, thedorsalroot ganglia) where it remainslatent(lies low) for years. It can then be reactivated to causeshingleswith blisters over the distribution of the affectednerveaccompanied by often intense pain and itching.Herpeszoster is more frequent with increasing age.Vaccinationagainst Herpes zoster is recommended for all adults age 60 and older to prevent or decrease the severity of future episodes of this painfulcondition.
