CMV is a virus that is spread from a person with the virus to someone else. The virus can spread:
Most babies with CMV present at birth (congenital) do not have symptoms. Symptoms may include:
Babies with perinatal CMV may not have symptoms. Signs and symptoms may develop between 3 weeks and 6 months of age. They may include:
The symptoms of CMV may look like other health conditions. Make sure your child sees his or her healthcare provider for a diagnosis.
Most CMV infections in the mother are not diagnosed because the virus causes few symptoms. Tests for diagnosis include:
Other tests may include:
Treatment will depend on your child’s symptoms, age, and general health. It will also depend on how severe the condition is.
Health care providers usually recommend against treating newborns without symptoms. They do not agree on the treatment for many newborns with symptoms.
Treatment with medicine that works against the virus (ganciclovir) is recommended for some babies with CMV. Babies with the following may get this treatment:
Babies with hearing loss or small head size may take ganciclovir long-term.
Possible complications of CMV may include:
Because it is so common, it is difficult to prevent a CMV infection. The following measures may help to prevent CMV infection, especially in pregnant women:
Tips to help you get the most from a visit to your child’s healthcare provider: