Strangles
Waupaca County, WI
Alert ID: 4716
December 20, 2025
Confirmed Case(s) - Voluntary Quarantine

Wisconsin Department of Agriculture, Trade and Consumer Protection

Number Confirmed: 1; 
Number Suspected: 3; 
Number Exposed: 5; 
Facility Type: Private Facility; 

Horse 1: 
Age: 15; Gender: Mare; Breed: Paint; Onset of Clinical Signs: 10/31/2025; Clinical Signs: In hindsight, 3 other horses were likely infected, but did not show typical strangles signs of high fevers, nasal discharge, and swollen/draining lymph nodes. They showed edematous legs and/or a cough. They weren't very ill and all responded to treatment.; Confirmation Date: 11/6/2025; Horse Status: Recovered; Vaccination Status: Vaccinated;

Comments: This mare was vaccinated 9/23/25 for strangles. Subsequent testing showed this horse was infected with a wild strain, not a vaccine strain of Strep. equi.;