![]() A secondary attack rate higher than 70% has been described in unvaccinated groups. 2 Humans are the only reservoir of Varicella-Zoster virus, and transmission is highly effective. 1 In 2014, World Health Organization (WHO) estimated approximately 4.2 million of varicella cases with severe complications and around 4200 related deaths occurring per year in the world. However, complications such as encephalitis, pneumonitis and secondary bacterial infections may occur, resulting in hospitalization and deaths. ![]() Varicella-zoster virus (VZV) is known to cause varicella, a common and usually mild illness in childhood.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |