West Nile Virus
Viruses and bacteria can cause encephalitis (an inflammation of the brain) in humans and other animals. West Nile encephalitis is an infection of the brain caused by West Nile virus, a close relative of St. Louis encephalitis virus. People get West Nile encephalitis from the bite of a mosquito that is infected with West Nile virus. West Nile virus is not transmitted from person to person.
For more information please click on any of the documents listed below:
Information on Communicable Disease Reporting in Michigan