Main » Infectious diseases » Arthropod-borne Infection » Japanese B encephalitis
The virus is spread through birds, and transmitted by various species of Culex mosquitoes. These are commonly found in surface water such as flooded paddy fields. Pigs form a reservoir for the virus.
Photo 1. Encephalitis due to Japanese B virus.
Encephalitis due to Japanese B virus Encephalitis is severe and results in serious sequelae such as mental retardation. This eight-year-old Chinese boy had conjugate deviation of the eyes to the right and required tube feeding.
Photo 2. Section of brain showing neuronal damage.
Section of brain showing neuronal damage Neuronal degeneration and necrosis are commonly seen in many parts of the brain. A striking change is destruction of the Purkinje cells in the cerebellum.
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