The relative researches on the epidemiology and clinical features of varicella

Varicella is an acute eruptive infectious disease,which results from Varicella-Zoster virus(VZV)infection.It spreads rapidly,especially in the creche room,kindergarten,elementary school children and easily causes an outbreak of epidemic.Varicella vaccine has been widely used at present.In this article,the relative researches of VZV,the epidemiology and features of varicella are reviewed. Key words: Herpesvirus 3; human; Pathogen; Epidemiology; Clinical features