Recent News for Diseases and Conditions

Article

Watch For Potomac Horse Fever in Kentucky

August 08, 2002

Four additional cases of Potomac horse fever (PHF) have been confirmed at two veterinary hospitals in Lexington, Ky. Three of the cases were treated at Hagyard-Davidson-McGee (HDM) Veterinary Hospital, where two of the horses are recovering... Read More

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First Equine West Nile Virus Cases in Georgia for 2002

August 05, 2002

Tests confirmed July 31 that West Nile virus (WNV) led to the death of a Pike County horse earlier in July. Tests also confirmed that a horse in Putnam County had contracted the disease, but fully recovered. The Tifton Veterinary Diagnostic... Read More

Article

Malicious Mycotoxins

August 01, 2002

Leave your saddle sitting in a corner of your tack room after you and your horse are caught in a rainstorm, and you'll get an eye-opening look into the world of fungi and molds. Within days, your leather tack will have sprouted a patchy coat of... Read More

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The Dreaded Corneal Stromal Abscess

August 01, 2002

The corneal stromal abscess is a very serious and potentially vision-threatening condition that can follow apparently minor corneal ulceration in the horse (see Figures 1 and 4 on page 56). They can be infected and cause severe eye pain.... Read More

Article

Locked Into Place

August 01, 2002

Much has been learned about exertional rhabdomyolysis (tying-up) in recent years, but unfortunately some of that knowledge has been troubling. For example, at least one newly recognized cause of tying-up in foals has, in identified cases, always... Read More

Article

West Nile Virus Encephalitis

August 01, 2002

In August 1999, West Nile virus (WNV) was identified as the cause of encephalitis in birds, horses, and humans in New York. Since then, WNV activity has spread north and south along the East Coast, and west to several states following bird... Read More

Article

Eye Removal

August 01, 2002

Q: I was just informed that my 2-year-old Quarter Horse needs to have his right eye removed. He is a rescue that I received through the court, and when I got him he was blind in his right eye. My veterinarian says that it looks... Read More

Article

Skunk Cabbage Toxic to Horses?

August 01, 2002

Recently our horses have begun eating skunk cabbage that grows on the property. They have not done so before. They have plenty of grass plus hay and grain, all of which they also eat. One veterinarian says it is harmful to them; another says... Read More

Article

Mare Milking Early

August 01, 2002

I have a Paso Fino mare whose due date is three months away and her milk bag is full, hot, and dripping very white milk. She has been waxed over for about a week now, but thankfully she seems to be in no distress. I can find no one with this... Read More

Article

Polysaccharide Storage Myopathy and Back Pain

August 01, 2002

As many as 40% of all cases of equine back pain are the result of soft tissue injury. The primary causes include chronic and recurrent exertional rhabdomyolysis (CER and RER, respectively), and an inherited enzyme deficiency called polysaccharid... Read More

Article

Preventing Airway Obstruction

August 01, 2002

During periods of intense exercise, portions of the upper airway can collapse, interfering with breathing. The cause of these obstructive episodes, most notably dorsal displacement of the soft palate (DDSP), is yet unknown. In other species,... Read More

Article

West Nile Virus in Texas Birds, Kentucky Horse

August 01, 2002

West Nile virus (WNV) has continued its march westward, recently being detected for the first time in Texas in two blue jays in northwest Houston. Additionally, the disease made its 2002 Kentucky equine debut in a Thoroughbred yearling.... Read More

Article

Poison Control: Spraying Insecticides on Pastures

August 01, 2002

During the optimal Eastern tent caterpillar (ETC) eradication period (when larvae are still in trees), Lee Townsend, PhD, extension entomologist at the University of Kentucky (UK), recommended a list of insecticides for horse owners and farm... Read More

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West Nile Virus in Minnesota and South Dakota Horses

July 31, 2002

The Minnesota Board of Animal Health announced July 30 that West Nile virus (WNV) has been confirmed in four Minnesota horses through testing conducted by the U.S. Department of Agriculture’s National Veterinary Services Laboratories (NVSL) in... Read More

Article

West Nile Virus in Ontario, Canada

July 31, 2002

According to Ontario’s Ministry of Health and Long-Term Care, as of July 30, 2002, West Nile virus (WNV) has been confirmed in 38 birds, and another five birds are presumably positive in Ontario.

The confirmed and presumed positive bird... Read More

Article

West Nile Virus Detected in South Dakota

July 28, 2002

West Nile virus (WNV) has been detected in a dead crow in Aberdeen, South Dakota, a state health official said June 26. Testing at the State Public Health Laboratory in Pierre confirmed the virus. This is the first detection of the virus in Sout... Read More

Article

West Nile Virus Exhibit at Dallas Museum of Natural History

July 26, 2002

The Dallas Museum of Natural History opens a special educational exhibit about West Nile virus (WNV), Wed., July 31. The exhibit allows visitors to explore what the virus is, how it originated, how we can protect ourselves and how it is... Read More

Article

West Nile Virus In 31 States and D.C. in 2002

July 25, 2002

West Nile virus (WNV) has continued its advance across the United States, appearing for the first time in 2002 where it has visited in previous years, and making its debut in other states untouched by the virus before 2002. In all, 31 states and... Read More

Article

West Nile Virus Confirmed in Oklahoma

July 19, 2002

The Oklahoma State Department of Health and Tulsa City-County Health Department confirmed July 18 that a crow found in the Tulsa city limits has tested positive for West Nile virus (WNV). This is the first detection of the virus in Oklahoma. No... Read More

Article

Potomac Horse Fever Fatality in Kentucky

July 18, 2002

A Thoroughbred filly in Central Kentucky recently succumbed to Potomac horse fever (PHF), a disease that is detected only once or twice per year in the Commonwealth. The cause of death was a mystery until test results were received from the... Read More

Article

Second West Nile Virus Horse Euthanized In Kentucky

July 18, 2002

The Kentucky State Veterinarian’s office reported this evening that a 5-year-old Tennessee Walking Horse gelding in Nelson County has tested positive for West Nile virus (WNV). The gelding began showing clinical signs on July 9, and his ataxia... Read More

Article

KTA Sets Meeting for MRLS Loan Applicants

July 17, 2002

The Kentucky Thoroughbred Association (KTA) will offer a seminar July 25 to assist breeders in filling out loan applications for funding tied to mare reproductive loss syndrome. The money is available through a federal law enacted in... Read More

Article

Caterpillars Cause Late-Term Abortions

July 16, 2002

The University of Kentucky (UK) College of Agriculture today is releasing preliminary results from a collaborative project involving the UK Livestock Disease Diagnostic Center (Drs. Lenn Harrison, Manu Sebastian, and Deborah Williams), UK... Read More

Article

Does Ultrasound Give Clues to Abortion Cause?

July 16, 2002

Hagyard-Davidson-McGee veterinary associates worked with the University of Kentucky (UK)he latest project that has associated Eastern tent caterpillars (ETC) and mare reproductive loss syndrome (MRLS). Drs. Nathan Slovis and Thomas Seahorn, both... Read More

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New Discoveries in MRLS Research

July 16, 2002

Four interesting facts were brought to light because of the late-term abortion and Eastern tent caterpillar (ETC) study that was recently completed at the University of Kentucky (UK), according to Dr. Thomas Tobin of the Gluck Equine Research... Read More