Question
A person who travelled in the geographical distribution(shown in the figure) suffered from fever, headache, vomiting, confusion, and difficulty in moving 10 days after a mosquito bite.What is false about the suspected viral infection in this patient from the following options?
A. Transmitted by Culex mosquitoes.
B. Overhead tanks serve as breeding site.
C. Pigs are amplifiers.
D. Primary dose of vaccine may consist of two doses.
Show Answer
|
Correct Answer » B
Explanation
|
|
Ans: B. Overhead tanks serve as breeding site.
The viral disease whose geographical distribution is depicted in the photograph above represents Japanese encephalitis.
Japanese encephalitis
- It is a disease caused by the mosquito-borne Japanese encephalitis virus(a Flavi Virus).
- Domestic pigs and wild birds (especially herons) are reservoirs of the virus.
- Amongst the most important vectors of this disease are the mosquitoes Culex tritaeniorhynchus. It breeds in the rice paddy fileds, shallow ditches and pools.
- This disease is most prevalent in Southeast Asia.
- In India,this disease is prevalent in Tamil Nadu,Andhra Pradesh, West Bengal, Uttar Pradesh, Assam, Manipur, Bihar,Pondicherry,Karnataka, Goa and recently from Kerala and Maharashtra.
- Japanese encephalitis vaccine is a vaccine that protects against Japanese encephalitis.The vaccines are more than 90% effective.It is recommended as part of routine immunizations in countries where the disease is a problem. One or two doses are given depending on the version of the vaccine.
Over head tanks serve as breeding place for Aedes (Dengue fever) and Anopheles (malaria).
