Eastern Equine Encephalitis — United States
On 15 Sep 2016, the Michigan Department of Agriculture and Rural Development received notice that a 4 month old standardbred filly from Clare County had tested positive for eastern equine encephalitis (EEE). The filly developed a sudden fever, began staggering, and eventually became unable to rise. The filly was not vaccinated against EEE and died.
A viral disease, EEE affects the central nervous system and is transmitted to horses by infected mosquitoes. Clinical signs of EEE include
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