Figures above include both confirmed and probable human cases.

LaCrosse encephalitis is a mosquito-borne illness whose symptoms are generally mild with less than one percent mortality. Infants and children can have more severe symptoms, including seizures.

Eastern equine encephalitis is a mosquito-borne illness that typically affects horses, but human infection can occur, causing serious illness and death.

* Mosquito samples are drawn from mosquito traps statewide. WNV-positive mosquitoes in a sample indicate that WNV is active in the area and could spread to humans.

Visit the Mississippi Board of Animal Health for more statistics on West Nile virus and Eastern Equine encephalitis.