Ľubica Jakušová, Mária Kvaššayová
Varicella zoster virus, called human herpes virus 3, is coated DNA virus belonging to the family of herpes viruses. The only host in the nature is man. If a pregnant woman gets varicella, malformation of the foetus depends on gestation week in which the primoinfection happened. The work presents clinical picture, diagnosis and treatment of diseases caused by varicella zoster virus.