- A month after a boy from Malappuram died of West Nile fever in March, four cases of the infection have been reported from within the Kozhikode Corporation limits in Kerala.
- he West Nile fever is a zoonotic disease. It is caused by the West Nile Virus. Birds are the natural hosts of West Nile virus (WNV).
- According to world Health Organization (WHO) West Nile virus transmits to humans through bites from infected Culex mosquitoes. Mosquitoes become infected when they feed on infected birds. It may also be transmitted through contact with other infected animals, their blood, or other tissues. However, according to WHO, no human-to—human transmission from casual contact has not been documented.
- Symptoms of the virus infection include cold, fever, fatigue and nausea. It can cause fatal neurological disease in humans.
- West Nile Virus was first isolated in a woman in the West Nile district of Uganda in 1937. An epidemic of WNV was reported in humans in Israel in 1951.
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