Facts about CMV/HSV/Syphilis About one out of every 200 babies is born with congenital CMV infection. Over half of adults have been infected with CMV by age 40. 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. A positive test for CMV IgG indicates that a person was infected with CMV at some time during their life but does not indicate when a person was infected. 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