Herpes Zoster is an acute viral infection caused by the virus Varicella Zoster (VZV). This infection usually occurs in persons who have had an infection of chicken pox in the past (Primary VZV) caused by the same virus.
Chicken pox is commonly seen in school going children.The virus remains latent in the body of those who have had chicken pox and gets reactivated and manifests as Herpes Zoster when their immunity goes down for some reason or the other.
Chicken pox is highly contagious. There may be mild systemic symptoms like fever and eruptions on the skin which are itchy.
Herpes Zoster is less common. It begins with skin rashes,usually on one side of the face / body...Read More