Facts about CMV/HSV/Syphilis About one out of every 200 babies is born with congenital CMV infection. CMV testing should be done within 2-3 weeks of birth to determine if it is congenital. An estimated 491 million people aged 15–49 (13%) worldwide have herpes simplex virus type 2 (HSV-2) infection, the leading cause of genital herpes. About 15% of babies with congenital CMV will not have signs at birth but will later develop hearing loss. Pathogen Detection Kits Our quick, easy, and cost-effective kits are designed to rapidly identify any pathogen (virus, bacteria, fungi) in any environment. LEARN MORE