West Nile Virus (WNV)

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Ohio Confirms First Equine WNV Cases of 2017

September 16, 2017

Ohio also confirmed a case of EEE in an Ashtabula County horse on Aug. 24. ... Read More

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Texas Owners: Vaccinate Against Mosquito-Borne Illnesses

September 15, 2017

The Texas Animal Health Commission is encouraging owners to vaccinate horses against WNV and EEE.... Read More

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Two Additional WNV Cases Confirmed in Kentucky

September 14, 2017

Neither affected horses was vaccinated against West Nile. Both are currently recovering.... Read More

Horses at different life stages have a variety of immunization requirements.

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Fall Vaccines for Your Horse

September 12, 2017

Horses might need additional risk-based vaccines in the fall months, depending on location and activities. ... Read More

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Kentucky Confirms Sixth Equine WNV Case of 2017

September 11, 2017

The unvaccinated 13-year-old Tennessee Walking Horse gelding from Metcalfe County is reportedly recovering.... Read More

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Oklahoma Horse Owners Encouraged to Vaccinate Against WNV

September 08, 2017

In years past, Oklahoma averaged approximately 40 equine cases per year of WNV and another mosquito-borne disease, EEE.... Read More

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First Confirmed Equine WNV Case in Montana for 2017

August 30, 2017

In 2016 Montana confirmed eight equine WNV cases in seven counties,... Read More

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California Confirms Tenth Equine WNV Case of 2017

August 30, 2017

The most recent case involves an unvaccinated yearling Quarter Horse colt from Lassen County. He is now recovering.... Read More

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Wexford County, Michigan, Horse Contracts WNV

August 23, 2017

The equine mortality rate for West Nile virus can be as high as 30-40%.... Read More

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WNV Confirmed in Two Ontario Horses

August 23, 2017

A 10-year-old gelding from Simcoe County was euthanized, while a 25-year-old mare from Bruce County is recovering.... Read More

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Seventh California Horse Tests Positive for WNV

August 21, 2017

The unvaccinated yearling Warmblood filly from San Joaquin County was euthanized.... Read More

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Kansas Horse Health Alert: Horses Test Positive for EIA, WNV

August 21, 2017

The six EIA-positive horses will be euthanized. The WNV-positive horse has been euthanized.... Read More

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Kentucky's 2017 Equine West Nile Case Count Rises to Five

August 21, 2017

The two newly diagnosed horses are reportedly recovering with veterinary care. ... Read More

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Three Nevada Horses Test Positive for West Nile

August 18, 2017

None of the three affected horses were vaccinated against West Nile virus.... Read More

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Maryland Horse Owners: Keep Vaccinations Up-To-Date

August 16, 2017

Vaccines can help protect horses against potentially deadly West Nile virus and Eastern equine encephalomyelitis.... Read More

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Delaware Reports First Equine WNV Case of 2017

August 16, 2017

The 11-year-old Quarter Horse mare from Kent County, which was not currently vaccinated against WNV, was euthanized.... Read More

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Two More Michigan Horses Test Positive for WNV

August 11, 2017

A Mecosta County Standardbred is recovering, and a Midland County Quarter Horse was euthanized. Both were unvaccinated.... Read More

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California Equine WNV Case Count Rises to Five

August 11, 2017

Two unvaccinated Quarter Horse fillies from Kern and Contra Costa counties are the latest horses to test positive.... Read More

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Washington Confirms First Equine WNV Case of 2017

August 11, 2017

The 10-year-old Quarter Horse from Spokane County suffered incoordination and muscle tremors but is recovering.... Read More

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Colorado Confirms First Equine WNV Case for 2017

August 10, 2017

A horse residing in Larimer County tested positive for West Nile virus (WNV) on Aug. 2.... Read More

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Health Alert: West Nile Virus

August 09, 2017

Dr. Josie Traub-Dargatz shares what owners need to know to protect their horses from West Nile virus.... Read More

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Equine Vaccinations Essential During Peak Mosquito Season

August 02, 2017

Vaccines have proven to offer horses protection against mosquito-borne diseases, including WNV and EEE.... Read More

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Why Does My Horse Stumble After Jumping?

August 02, 2017

Find out what a veterinarian might look for when examining a horse that loses his balance after jumping a fence. ... Read More

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Kentucky Confirms Third Equine WNV Case for 2017

August 01, 2017

The unvaccinated 18-year-old pleasure saddle horse mare presented with severe neurologic signs and was euthanized.... Read More

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Three Michigan Horses Test Positive for WNV

July 31, 2017

The affected horses resided in Jackson, Livingston, and Missaukee counties. All three were euthanized.... Read More