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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)

Year introduced: 1991 (1975)

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Tree Number(s): C01.207.245.340.300.200, C01.207.399.750.300.200, C01.920.313.156.340, C01.920.852.500.340, C01.925.081.343.340, C01.925.182.525.300.200, C01.925.782.147.340, C01.925.782.310.340, C10.228.140.430.520.750.300.200, C10., C10.228.228.399.750.300.200, C10.586.250.520.750.300.200

MeSH Unique ID: D004670

Entry Terms:

  • Viral Encephalitis, California
  • California Viral Encephalitis
  • Encephalitis, California Viral
  • Encephalitis, California, Viral
  • California Encephalitis Virus Infection
  • California Encephalitis
  • La Crosse Encephalitis
  • Encephalitis, La Crosse
  • La Crosse Encephalitis Virus Infection
  • Tahyna Virus Infection
  • Infection, Tahyna Virus
  • Virus Infection, Tahyna
  • Tahyna Virus Disease
  • Disease, Tahyna Virus
  • Virus Disease, Tahyna
  • Jamestown Canyon Virus Disease
  • Jamestown Canyon Virus Encephalitis

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