Herpes simplex virus (cold sores), Epstein-Barr virus (mononucleosis), and varicella-zoster (chickenpox and shingles) virus are all cytomegaloviruses (CMV). These viruses are tested as part of the TORCH Panel routinely performed on expectant mothers:
Other viruses (syphilis)
Early detection and treatment is very important, since a baby's exposure to any of these viruses before or during birth may lead to permanent hearing loss or mental retardation. Blood testing for CMV provides information relating to the stage of the illness, while a body fluid culture will only indicate previous infection with CMV at some point in time.
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