WNV

Eastern Equine Encephalitis Confirmed in Ontario

On August 16, 2013, the Ontario Ministry of Agriculture and Food (OMAF) was notified of a confirmed case of Eastern Equine Encephalitis (EEE) in one horse in Simcoe County. The 11-year-old gelding had an incomplete vaccination history and no history of travel outside the county. The horse exhibited acute onset of depression and fever, with some neurological […]

West Nile Virus Confirmed in the Toronto Area

On September 12, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a positive test result for West Nile Virus (WNV) in a horse from the Toronto area. The horse displayed signs of fever, muscle tremors, gait abnormalities (ataxia) and weakness. The horse is recovering under veterinary medical supervision. Veterinarians in […]

West Nile Virus in Sudbury, Ontario

On August 11, the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) was notified of a positive test result for West Nile Virus (WNV) in a horse from the Sudbury area. The unvaccinated mare developed neurological signs which progressively became worse over 48 hours and necessitated humane euthanasia. During this time of year, veterinarians […]