Abstract

Diseases: Yellow fever, dengue, St. Louis encephalitis, Japanese encephalitis, Wes- selsbron, tick-borne encephalitis, louping ill, Kyasanur Forest disease, other tick- borne hemorrhagic fevers, Murray Valley encephalitis, Rocio encephalitis, equine encephalitides (eastern, western, Venezuelan), chikungunya, o’nyong-nyong, Ross River, Mayaro, Sindbis, Ockelbo. Etiologic Agents: Yellow fever, dengue-1, dengue-2, dengue-3, dengue-4, Central Euro-pean encephalitis, St. Louis encephalitis, Japanese encephalitis, West Nile, Murray Valley encephalitis, Wesselbron, Ilheus, Rocio, Russian spring-summer encephalitis, Omsk hemorrhagic fever, louping ill, Kyasanur Forest disease, Powassan, eastern equine encephalitis, western equine encephalitis, Venezuelan equine encephalitis, Ross River, Mayaro, Sindbis, Ockelbo. Source: Mosquitoes, ticks; Omsk hemorrhagic fever may be water-borne. Clinical Manifestations: Fever, fever with rash, fever with rash and polyarthritis, fever with rash, myalgia, and arthralgia, hemorrhagic fever with shock, abortion, encephalitis. Pathology: Disturbance of the integrity of microcirculation, with leakage of plasma and plasma proteins into extravascular spaces (hemorrhagic fevers); typical viral encephalitis. Laboratory Diagnosis: Virus isolation, fourfold or greater increase or decrease in antibody in infected individuals, antigen detection or IgM antibody capture ELISA, neutralization, hemagglutination-inhibition, complement-fixation, indirect fluorescent antibody tests. Epidemiology: Focally or widespread worldwide, dependent on distribution of virus, vec¬tors, and vertebrate hosts. Treatment: Symptomatic, immune plasma. Prevention and Control: Prevention of bite by infected arthropod, insecticide spraying, vaccinationKeywordsJapanese Encephalitis VirusYellow FeverJapanese EncephalitisJapanese EncephalitisIndirect Fluorescent Antibody TestThese keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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