Facts about CMV/HSV/Syphilis About 10% of babies with congenital CMV have signs, such as jaundice, rash, microcephaly, or low weight, at birth. About 15% of babies with congenital CMV will not have signs at birth but will later develop hearing loss. CMV is a member of the herpesvirus family, which includes herpes simplex virus types 1 and 2, varicella-zoster virus, and Epstein-Barr virus. 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