C. Cytomegalovirus 巨细胞病毒
1. Organism is transmitted through close personal contact; it is transmitted across the placenta to the fetus, or the fetus may be infected through the birth canal.
2. The mother may be asymptomatic; most infants are asymptomatic at birth.
3. Cytomegalovirus causes low birth weight, intrauterine growth restriction, enlarged liver and spleen, jaundice, blindness, hearing loss, and seizures.
4. Antiviral medications may be prescribed for severe infections in the mother, but these medications are toxic and may only temporarily suppress shedding of the virus.