Understanding Pigeon Fever in Horses
Equine Disease Quarterly
February 15, 2026
Corynebacterium pseudotuberculosis causes pigeon fever and internal abscesses. Cases are rising nationwide, making biosecurity critical.
Corynebacterium pseudotuberculosis causes pigeon fever and internal abscesses. Cases are rising nationwide, making biosecurity critical.
Learn about the common signs of pigeon fever in horses—including abscesses in chest—how your vet might diagnose and treat the disease, and how you can prevent it.
Is my horse at risk of catching pigeon fever from another horse at my trainer’s barn?
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As pigeon fever spreads across the United States, so does information—and misinformation—about it. Here we’ll take a look at the true causes, treatments, and outcomes.
Veterinarians are reporting increasing numbers of horses being diagnosed with pigeon fever.
Veterinarians have recently diagnosed more than 10 horses residing in southern Alberta with pigeon fever.
What causes pigeon fever in horses?
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