简介:Herpeszosterisakindofacuteherpesviraldermatosisinducedbyinfectionofvaricellazostervirus,andischaracterizedbyapainfulskinrashwithblisters.Itoftenoccursintheareasinnervatedbyintercostal,cervical,trigeminal,andlumbosacralnerves.Asafeatureofthisdisease,neuralgiahappensbeforeortogetherwiththerash,radiatingalongtheinnervatedareas.Elderlypatientscommonlysufferfromalong-timeresidualneuralgia