Cytomegalovirus (CMV) is a virus related to the herpes virus. It is so common that almost all adults in developing countries and 50% to 85% of adults in the United States have been infected. Usually CMV is a mild disease that does not cause any serious problems in healthy children and adults. It can become "reactivated" (come back) weeks or years later. In people with very weakened immune systems (such as those with AIDS, or people getting chemotherapy), the reactivated virus may cause serious illness. Most people, though, will not get symptoms of CMV again. Is CMV Contagious? Yes.
But CMV can cause serious health problems in some babies who get the virus before birth, and in people who have a weakened immune system. Symptoms of cytomegalovirus (CMV) CMV does not usually cause symptoms. Cytomegalovirus (CMV) is a virus that can be transmitted to a developing fetus before birth. CMV is a member of the herpes family of viruses that also includes chickenpox and mono. Primary CMV infection occurs in people who have never been exposed to the CMV virus before. Once a person becomes infected with CMV, the virus remains alive but.
In susceptible people, such as those with suppressed immunity or unborn babies, CMV can be a dangerous infection. Cytomegalovirus (CMV) is a member of the herpes family. Related viruses include Epstein-Barr (causes glandular fever), varicella-zoster (causes chicken pox) . CMV remains in the body throughout a lifetime. Infected people may occasionally shed the virus in urine or saliva. Several studies have found that from three to 11 percent of normal adults and up to 50 percent of healthy children shed the virus in either urine or .