The causative agent is a cytomegalovirus Cytomegalovirus hominis, which is getting into the body once, it remains there forever.
Cytomegalovirus infection, which is capable oflive only in the human body, it helps to increase the size of normal host cells. Once in the body, the virus causes immune rearrangement in the body. Appeared to disease, i.e. symptoms the transition from latent to clinically severe form, necessary triggers: reception cytostatics or immunosuppressive drugs, intercurrent diseases, HIV infection.
Methods of transmission
Given that the virus may be in blood, semen, cervical secretions, saliva, urine, milk, infection can occur in the following ways:
- in the course of blood transfusion
- during childbirth
- through an infected mother's milk
If the mother infection occurred duringpregnancy, the chance of a child with CMV infection is quite high. However, the pregnancy with already existing latent infection does not always lead to infection of the fetus. Such women fetal infection can occur only during exacerbation of latent infection with the development of viremia.
The most common form of manifestation of infection - acute respiratory infections, withcharacteristic of the disease symptoms: high fever, headache, weakness. Suffice rare virus can cause more serious diseases: pneumonia, arthritis, encephalitis, etc.
For the treatment of cytomegalovirus used antiviral drugs, which suppress the infection, but not kill it.