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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Eastern Equine Encephalitis

Polk and Shawano County, WI

Alert ID: 1868

October 21, 2020

Source: Wisconsin Department of Agriculture, Trade and Consumer Protection

Polk County
Number Confirmed: 1;
Number Suspected: 1
Age: 6; Gender: Mare; Breed: Quarter Horse (QH); Onset of Clinical Signs: 10/1/2020;
Clinical Signs: Ataxia, Febrile, neurologic, Recumbency; Confirmation Date: 10/16/2020; Horse Status: Euthanized; Vaccination Status: Unvaccinated;
Notes: This is the 25th laboratory-confirmed equine EEE case in WI for 2020. This is the first confirmed case in Polk County for 2020. A second equine on premises showed similar signs and was euthanized but not tested. ;

Shawano County
Number Confirmed: 1;
Age: 1; Gender: Stallion; Breed: Standardbred/Pony ; Onset of Clinical Signs: 10/9/2020;
Clinical Signs: Ataxia, dysphagia, Leaning Against Objects, Tongue out; Confirmation Date: 10/16/2020; Horse Status: Affected And Alive; Vaccination Status: Unvaccinated;
Notes: This is the 26th confirmed equine EEE in 2020 and the second confirmed case in Shawano County. ;

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