Eastern Equine Encephalitis
Mexico, NY
Alert ID: 4412
August 22, 2025
Confirmed Case(s) - No Quarantine

State Animal Health Official

Number Confirmed: 1; 
Number Exposed: Unknown; 
Facility Type: Farm; 

Horse 1: 
Age: Yearling; Gender: Colt; Clinical Signs: Colt was found acutely down in stall and trembling. When assisted to stand, it was ataxic and weak. Vet came to examine and noted a temp of 101.5, BAR colt. The following day, the colt was progressively worse. It was down again in stall, unable to rise and inappetant. Muscle fasiculations were noted, cool/flaccid distal limbs and a temp of 98.9. The colt had a nystagmus, no tongue tone and decreased tail tone and urine dribbling. It was not able to stand.; Horse Status: Euthanized; Vaccination Status: Unvaccinated;