JAPANESE ENCEPHALITIS – XXI CENTURY

Abstract

The aim: to present the current understanding of Japanese encephalitis as separate natural focal disease.Method of investigation: search-analytical method.Results. Japanese encephalitis is a classic natural focal disease of the vast area inSouth-East Asia. Its foci are active throughout the year, and are linked to the islands of the Sunda Islands andMalaysia. From here, the birds annually migrate through the Australasian seasonal flights route and bring the virus out, including new genotypes, to the north and north-easterly direction. In endemic countries, 85,996,0% of the patients are children and adolescents from 2 months up to 10-15 years of age. Mortality rate is 10-30%. Specific treatment is not available. Vaccination is effective. The population of the total area of Japanese encephalitis is vaccine-dependent. The natural focus in Primorsky Krai of theRussian Federationhas been self-eradicated.

Keywords

• japanese encephalitis
• virus
• ecology
• vectors
• epidemiology
• morbidity
• clinic
• prophylaxis