Outbreaks | Equine Disease Communication Center

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.

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West Nile Virus

Columbiana County, OH

Alert ID: 720

October 13, 2017

Source: Ohio Department of Agriculture Animal Disease Diagnostic Laboratory

The Ohio Department of Agriculture Animal Disease Diagnostic Laboratory has reported a confirmed case of equine West Nile virus in Columbiana County. The 18 year-old thoroughbred mare with unknown vaccination status showed acute onset of clinical signs on 9/4/17 including neurologic signs, weakness in the hind limbs, muscle fasciculations, heart rate >100 bpm, and a temperature of 103 F. The mare was euthanized later that day. This is the 11th case of equine West Nile virus in Ohio for 2017.

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