Herpes Zoster in Diverse Situations: A Review

Herpes zoster occurred when the suppressive ability of immune system failed to prevent the reactivation of initial varicella-zoster virus infection. Its frequency is higher among immune compromised individuals. Herpes zoster presents with characteristic painful grouped vesicles on erythematous background along the dermatome area and could be complicated by post-herpetic neuralgia. The current review examined the risk factors and discussed herpes zoster in different situations, treatment and concluded by discussing the future research trend of herpes zoster.