Encephalitis, California
Synonyms
California Encephalitis
California Viral Encephalitides
California Viral Encephalitis
Encephalitides, California Viral
Encephalitis, California Viral
Encephalitis, California, Viral
Viral Encephalitides, California
Viral Encephalitis, California
A viral infection of the brain caused by serotypes of California encephalitis virus (ENCEPHALITIS VIRUS, CALIFORNIA) transmitted to humans by the mosquito AEDES triseriatus. The majority of cases are caused by the LA CROSSE VIRUS. This condition is endemic to the midwestern United States and primarily affects children between 5-10 years of age. Clinical manifestations include FEVER; VOMITING; HEADACHE; and abdominal pain followed by SEIZURES, altered mentation, and focal neurologic deficits. (From Joynt, Clinical Neurology, 1996, Ch26, p13)