Diseases & National Health Programme
Which of the following is true regarding arboviruses disease? (AIIMS Nov 09)
|A||Japanese encephalitis is transmitted by Aedes|
|B||Tics transmit KFD|
|C||Dengue virus has only 1 serotype|
|D||Yellow fever is endemic in India|
a. Culicine mosquitoes, mainly Culex tritaeniorhyncus, Culex vishnui and Culex gelidus along with some anopheline have been incriminated as the vectors of Japanese encephalitis.
b. Kyasanur Forest Disease (KFD) is a febrile disease associated with hemorrhages, caused by an arbovirus (Flavivirus) and transmitted to man by bite of infective tics.
c. All four distinct dengue viruses (dengue 1-4) have Aegyptius as their principal vector, and all cause a similar clinical syndrome.
d. There is no evidence that yellow fever has ever been present in Asia, where the closely related disease, dengue is endemic.