intrauterine varicella infection was identified on the basis of clinical evidence ( anomalies characteristic of the congenital varicella syndrome , acute varicella at birth , or herpes zoster in infancy ) or immunologic evidence ( igm antibody to varicella-zoster in the neonatal period , persistent igg antibody to varicella-zoster at one to two years of age , or in vitro lymphocyte proliferation in response to varicella-zoster virus antigen ) .
C0008049
varicella
C0078049
antibody