West Nile Virus (WNV)


WNV: Illinois Horse Owners Advised to Vaccinate Animals

May 14, 2007

The Illinois Department of Agriculture released a statement last week reminding horse owners to vaccinate their animals before the onset of mosquito season to protect against West Nile virus (WNV).

"Many horses infected with WNV never... Read More


Wet Spring in Kansas Raises Concerns About Mosquito Numbers

May 12, 2007

Health authorities hope Kansas' wet weather this spring doesn't translate into a surge in mosquito numbers.

"It's going to depend on temperature, how long the water stays on the ground, things like that," said Ludek Zurek, an assistant... Read More


West Nile Virus: Delaware Residents Asked to Report Dead Birds to State

April 23, 2007

The Delaware Department of Natural Resources and Environmental Control's Mosquito Control Section is again asking for the public's help in monitoring West Nile virus (WNV) by reporting sick or dead wild birds that might have contracted the virus... Read More


West Nile Virus Continues to be a Threat

April 05, 2007

With spring here and temperatures on the rise throughout the country, growing mosquito populations increase the risk for mosquito-borne diseases, including West Nile virus and equine encephalomyelitis (sleeping sickness). To protect their horses... Read More


Medicine and Disease

March 23, 2007

Equine authorities at the 2006 AAEP Convention discussed numerous medical topics, get the summary here.... Read More


AAEP Convention 2006: Medicine

March 01, 2007

Uplifting Applications for UC Davis Large Animal Lift

John... Read More


NAHMS: Most Commonly Used Equine Vaccine Type in U.S. is West Nile Virus

December 03, 2006

Equine operation managers surveyed for the National Animal Health Monitoring System's (NAHMS) Equine 2005 study report that West Nile virus (WNV) vaccines are the most common vaccine administered to horses at their facilities.

More than... Read More


West Nile Virus Detected in France

October 11, 2006

French veterinary officials have reported the confirmation of the country's first equine West Nile virus (WNV) case in two years. The case was detected in Pyrenees-Orientales (southern France) on a farm located at Argeles-sur-mer.

There... Read More


Kentucky's WNV Case Count Rises to 15

October 02, 2006

The Office of the State Veterinarian in Kentucky reported an additional equine case of West Nile virus (WNV) today. This brings the total for 2006 to 15 cases.

The 3-year-old Quarter Horse gelding in Webster County began showing signs o... Read More


Idaho Leads Nation in Equine WNV Cases

September 29, 2006

As West Nile virus (WNV) continues to appear across the United States this mosquito season, Idaho horses are being hit hard. More than 300 horses have been diagnosed with the illness in 2006.

Marilyn Simunich, DVM, of the Idah... Read More


British Columbia's First Equine WNV Case Likely Imported

September 25, 2006

A Canadian news service reports that British Columbia health authorities have recorded the detection of the province's first animal case of West Nile virus—a horse. However, the horse likely contracted the illness during a recent visit to... Read More


West Nile Virus Cases in Horses Continue to Climb

September 25, 2006

According to the most recent figures from the U.S. Geological Survey, more than 670 cases of West Nile Virus disease in horses have been reported this year.1 As the number of cases continues to grow, states west of the Mississippi... Read More


Kentucky's 14th WNV Case Confirmed

September 20, 2006

The Kentucky State Veterinarian's office announced today (Sept. 20) the 14th confirmed case of West Nile virus (WNV) in the state. Rusty Ford, Equine Programs Manager, said an 8-year-old Thoroughbred filly was euthanatized in Lincoln County.... Read More


WNV-Infected Horses Not a Predictor for Humans

September 19, 2006

A Canadian study concluded that horses infected with West Nile virus (WNV) were not a reliable indicator for future human infections. The study was published in the June issue of Preventive Veterinary Medicine.

Researchers at th... Read More


Kentucky's 13th WNV Case Confirmed

September 19, 2006

Three Kentucky horses were confirmed as having West Nile virus (WNV) today (Sept. 19), bringing to total for 2006 to 13, according to Rusty Ford, Equine Programs Manager, Kentucky State Veterinarian's office. None of the horses were vaccinated;... Read More


Veterinary Inspectors Needed For UK Livery Yard Licensing

September 18, 2006

With Livery Yard licensing likely to be introduced next summer under the new Animal Welfare Act the veterinary profession will have a key role to play.

While the final details of the legislation have yet to be formulated it is highly likely... Read More


Kentucky's 10th WNV Case

September 13, 2006

The 10th West Nile virus (WNV) case of 2006 in Kentucky was confirmed today (Sept. 13), said Rusty Ford, Equine Programs Manager, of the Kentucky State Veterinarian's office. There were only nine total WNV cases in Kentucky last year.

Th... Read More


Two More WNV Cases in Kentucky

September 09, 2006

West Nile virus (WNV) remains on the radar of Kentucky agriculture officials; two new equine cases were confirmed Friday (Sept. 8). Nine horses have been infected with the disease in 2006.

A 4-year-old Rocky Mountain Horse mare in Adair... Read More


Intervet Introduces PreveNile WNV Vaccine

September 05, 2006

Intervet Inc. has announced the availability of PreveNile. The new modified-live vaccine (MLV) for horses is the first one-dose West Nile virus (WNV) vaccine available for primary immunization.

"PreveNile offers the most advanced WNV... Read More


Seventh WNV Positive Kentucky Horse

September 02, 2006

Results of diagnostic testing received today from the University of Kentucky Livestock Disease Diagnostic Center on Friday, Sept. 1, confirmed the diagnosis of the seventh case of West Nile virus (WNV) in Kentucky this year, according to Rusty... Read More


West Nile Virus in 31 States

September 01, 2006

Thirty-one states have reported detecting West Nile virus (WNV) in 2006, according to the latest data reported on the U.S. Geological Survey web site (last updated July 25). The disease has infected horses in 10 states: Colorado, Idaho, Iowa,... Read More


Sixth Kentucky WNV Case Confirmed

August 30, 2006

The Kentucky State Veterinarian's office today (Aug. 30) confirmed the sixth case of West Nile virus in the state this year. A 6-year-old Belgian gelding in Christian County was euthanatized due to complications of the disease, noted Rusty Ford,... Read More


Fifth WNV Case in Kentucky

August 24, 2006

A new case of West Nile virus (WNV) was confirmed today (Aug. 24) in Nelson County, Kentucky, according to Rusty Ford, Equine Programs Manager in the Kentucky State Veterinarian's office. This is the second WNV case confirmed in that county, and... Read More


Two More Equine WNV Cases in Kentucky

August 23, 2006

The Kentucky State Veterinarian's office announced today (Aug. 23) that two more cases of West Nile virus (WNV) in horses have been confirmed, bringing the total equine case count to four.

"Results of testing received today from the... Read More


WNV Reported in Michigan Horse

August 18, 2006

Michigan's State Veterinarian Dr. Steve Halstead today announced the state's first case of West Nile Virus (WNV) in a horse for 2006. The horse was a 3-year old gelding from Washtenaw County. Dr. Halstead urges residents to take precautions... Read More