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Eastern Equine Encephalitis in Quebec, October 25, 2024

Ministère de l'Agriculture, des Pêcheries et de l'Alimentation (MAPAQ)
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Eastern Equine Encephalitis (EEE) has been confirmed in Mauricie (MRC de Maskinongé), Quebec. On September 30, 2024, a 21 year old Quarter Horse mare presented with fever, altered mental state, circling, and ataxia. The horse was euthanized. EEE was confirmed on October 25, 2024. The horse was not vaccinated against EEE.