CMV DNA testing

It can be transmitted through blood, oropharyngeal secretions, urine, cervical and vaginal secretions, spermatic fluids, breast milk, tears and faeces. Infections with CMV are usually asymptomatic and often give rise to undetected latent infections and reinfections. 

Peripheral blood mononuclear cells and endothelial cells appear to be the major sites of infection. CMV remains in a latent stage in monocytes/macrophages in humans. Latently infected individuals may shed the virus in their body fluids and infect others.

In immunocompetent individuals,