Highly active anti-retroviral therapy used to prevent mother-to-child transmission of HIV-1 also helps prevent congenital cytomegalovirus infection, according to a study of almost 4,800 children born to HIV-infected mothers between 1993 and 2004. Despite the reduction, however, the French researchers said congenital CMV infection remains prevalent among children born to HIV-1-infected mothers, so systemic screening is needed.

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