California Confirms WNV in Horses in Two Counties
Edited Press Release
September 23, 2021
The horses are the state’s ninth and 10th confirmed equine cases this year.
The horses are the state’s ninth and 10th confirmed equine cases this year.
The mare was unvaccinated for WNV and was euthanized.
All three horses were unvaccinated for the potentially deadly mosquito-borne disease.
The horse resided at a private facility in Lewis County.
The affected horse, an unvaccinated 12-year-old gelding, was euthanized.
The horse was unvaccinated for WNV and was euthanized.
All affected horses, from five counties, were euthanized.
The case marks California’s eighth confirmed equine with West Nile virus this year.
The affected horses, a 2-year-old Quarter Horse filly and a 3-year-old Quarter Horse mare, have unknown vaccination status.
The horse’s vaccination status is unknown.
The unvaccinated horse is reportedly recovering.
The affected horses were both 21 years old.
The mare had also been diagnosed with strangles a week before testing positive for EEE and WNV.
The affected mare was last vaccinated for WNV six years ago. The American Association of Equine Practitioners recommends yearly vaccination against the potentially fatal disease.
As a result of the diagnosis, four people are seeking post-exposure rabies treatment and the state is monitoring 15 horses for potential exposure.
West Nile virus transmission occurs when infected mosquitoes feed on animals, as well as humans, after having fed on infected birds.
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