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Disease Alerts

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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St Clair County, MI
Outbreak Identifier: 5207
Alert ID: 2579
May 09, 2022
Confirmed Case(s) - Voluntary Quarantine

Michigan Department of Agriculture and Rural Development

Number Confirmed: 1;
Number Suspected: 1;
Number Exposed: 6;
Age: 2; Gender: Filly; Breed: Quarter Horse (QH);
Clinical Signs: decreased appetite, swelling in chest region (abscess); Confirmation Date: 4/27/2022; Horse Status: Recovering; Vaccination Status: Unvaccinated;
Restrictions: No;
Notes: The date of onset is unclear and was reported as "several weeks previously" on May 6, 2022. Another horse at the premises had a draining submandibular abscess several weeks ago, but was not tested for Strangles. For more information about Strangles go to: Strangles factsheet.