Chikungunya, an epidemic arbovirosis.

摘要: Chikungunya is an arboviral disease transmitted by aedes mosquitoes. The virus was fi rst isolated in 1953 Tanzania. a member of the genus Alphavirus and family Togaviridae. typically consists acute illness characterised fever, rash, incapacitating arthralgia. word chikungunya, used for both disease, means “to walk bent over” some east African languages, refers to eff ect joint pains that characterise this dengue-like infection. specifi cally tropical but it geographically restricted outbreaks are relatively uncommon. It only occasionally observed travellers military personnel. More than 266 000 people have been infected during ongoing outbreak Reunion, which Aedes albopictus presumed vector. In Indian outbreak, aegypti vector, 1 400 cases chikungunya were reported 2006. reasons re-emergence on subcontinent, its unprecedented incidence rate Ocean region, unclear. Plausible explanations include increased tourism, introduction into naive population, viral mutation.