Human herpesvirus 7: Closely related to HHV-6, human herpesvirus 7 has also been linked to roseola. Researchers believe it may also cause seizures and other central nervous system symptoms in children. Diagnosis is by rapid blood culture or other blood test. Treatment is experimental at this time, but anti-viral drugs or beta interferon may be tried. Abbreviated HHV-7.
See also roseola.