Recent News for Diseases and Conditions

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Kentucky's First Equine WNV Case of 2004

July 06, 2004

A 20-year-old Arabian mare in Nelson County, Ky., has been euthanized following a battle with the mosquito-borne neurologic disease West Nile virus (WNV). Kentucky Department of Agriculture (KDA) officials announced confirmation of WNV in the... Read More

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VS Detected in Colorado: Kentucky Embargoes and Bans Extended, Revised

July 06, 2004

Vesicular stomatitis (VS) cases have been found on three sites in Colorado. In response to these findings, Kentucky officials have prohibited entry of all livestock, wild, and exotic animals into Kentucky from Colorado, New Mexico, and a... Read More

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West Nile Virus Cases Accumulate--States Await Detection

July 02, 2004

By June 29, West Nile virus (WNV) cases had popped up in areas of the United States, Canada, and Central America. Eleven states had recorded equine cases in 2004, and while horse owners are more educated than ever on WNV prevention, officials... Read More

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Vesicular Stomatitis Confirmed in Texas Cattle

July 02, 2004

Texas Animal Health Commission (TAHC) authorities were notified that vesicular stomatitis (VS) had been confirmed in two head of cattle in Starr County, Texas, on June 29. These cases bring the total number of VS-affected premises in Texas... Read More

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Stallion or Gelding?

July 01, 2004

A cryptorchid, also called a ridgling, is a male horse in which one or both testicles do not descend into the scrotum. In the developing fetus, the testicles are formed within the abdomen. As the fetus nears term, the inguinal rings and inguinal... Read More

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Encephalitis: Many Causes, Deadly Outcome

July 01, 2004

Equine encephalitis has been around for a long time. Old-time horsemen simply referred to it as sleeping sickness. They knew that if a horse contracted it, the animal's prognosis was not great, and that if he did recover, his ability to perform... Read More

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Endurance and Endotoxemia

July 01, 2004

Endotoxemia in horses is usually associated with severe infections, inflammation, and colic. Endotoxin from intestinal bacteria activates release of inflammatory mediators such as thromboxane B2 (TxB2), tumor necrosis factor-alpha (TNF-alpha),... Read More

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Vesicular Stomatitis Hits Texas

July 01, 2004

Vesicular stomatitis (VS), a disease with international implications for animal movement because symptoms mimic those of foot and mouth disease (FMD), was confirmed May 19 in western Texas. Kentucky was the first state to respond--officials... Read More

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Good/Bad Effects of Antioxidants

July 01, 2004

In a society that is trying to slow the aging process, free radicals and antioxidants are terms that are regularly tossed around. One might not realize their importance in horses, but researchers continue to pursue the details of how and why the... Read More

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Can Horses React to Poison Ivy and Poison Oak?

July 01, 2004

Q: There is quite a bit of poison oak and poison ivy on the acreage where I keep my horses. I have recently added a 2-year-old Thoroughbred mix, and she immediately broke out on her legs and muzzle with small rash-like,... Read More

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Sleep-Crashing

July 01, 2004

In any of the equine behavior literature that I have read, I am unable to find any description of the sleeping behavior we see in our retired broodmare (17 years old). She has functioned as the watch horse in the small herd she was from, and she... Read More

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Salmonella Basics: What You Should Know

July 01, 2004

Clinically normal horses can shed Salmonella bacteria, especially when stressed. Reports on the percentage of horses shedding Salmonella have ranged from 1.5% to 64.5%, depending on whether the horse was hospitalized (higher... Read More

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Salmonellosis in Central Kentucky

July 01, 2004

On May 8, Rood & Riddle Equine Hospital in Lexington, Ky, sent out letters to area clients, farm managers, and veterinarians notifying them that an increased number of salmonella cases had been detected at the clinic this year, and explainin... Read More

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Emergency Vesicular Stomatitis Rules

June 29, 2004

Following are summaries of the emergency rules that are in effect currently in Florida and Kentucky, due to the outbreak of VS in New Mexico and Texas. Visit the web sites listed to read the exact wording of the... Read More

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Maryland Farm Quarantine Lifted

June 28, 2004

The quarantine of a Poolesville, Md., farm was lifted June 22 after five weeks passed with no detection of additional cases of neurologic disease. On May 18, veterinarians confirmed the last new case of what could be the neurologic form of equin... Read More

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VS Case Count Climbs in Texas

June 24, 2004

Six more premises in Texas have horses with confirmed cases of vesicular stomatitis (VS), reports the Texas Animal Health Commission (TAHC). The most recent cases, were confirmed this week through laboratory tests, and include horses on a ranch... Read More

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Kentucky Tightens VS Regulations

June 24, 2004

After receiving information that more premises and cases had confirmed cases of vesicular stomatitis (VS) in Texas and New Mexico, Kentucky State Veterinarian Robert Stout, DVM, announced on June 23 more detailed restrictions on movement of all... Read More

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VS Update: Breeders' Cup, Lone Star Park Moving Ahead With Plans

June 23, 2004

Breeders' Cup, which has plans to set up a "disease-free zone" to allow horses to ship in and out of Lone Star Park, is moving full-steam ahead with preparations for this year's World Thoroughbred Championships even as a limited outbreak of... Read More

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Tests Inconclusive in Maryland Disease Outbreak

June 23, 2004

Investigators have been unable to make a conclusive diagnosis in the outbreak of equine neurologic disease on a single quarantined farm in Poolesville, Md. There is strong suspicion that equine herpesvirus type-1 (EHV-1) is to blame, but further... Read More

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More Vesicular Stomatitis Confirmed in Texas and New Mexico

June 20, 2004

Horses on a total of three sites in Texas and four premises in New Mexico are known to be infected with vesicular stomatitis (VS), a painful blistering disease of livestock such as horses, sheep, swine, and deer. The viral disease appears... Read More

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Perfect Drift Recovering From Throat Surgery

June 18, 2004

Edited from Churchill Downs reports

Stonecrest Farm's Perfect Drift, winner of the 2003 Stephen Foster Handicap (gr. I) and third to Colonial Colony in this year's renewal, is recovering from throat surgery to correct an... Read More

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New Bolton Center Update: Renovations Under Way

June 18, 2004

There is good news at the University of Pennsylvania's New Bolton Center large animal hospital--cultures have shown the Salmonellae infection that closed the hospital was limited in its scope, and work is proceeding quickly to renovate... Read More

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Virginia Logs Its First 2004 Equine WNV Case

June 17, 2004

The Virginia Department of Agriculture and Consumer Services (VDACS) announced 2004's first positive case of West Nile virus (WNV) in a horse on May 28. The six-year-old Thoroughbred mare lived on a farm in Culpeper County that had a positive... Read More

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EIA Detected in Australia

June 17, 2004

On June 8, the Queensland, Australia, Department of Primary Industries and Fisheries (DPI&F) reported that equine infectious anemia (EIA) was confirmed on a central coast property. While the disease is detected frequently along western... Read More

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Fatal Genetic Quarter Horse Disease Identified

June 09, 2004

Glycogen branching enzyme deficiency in Quarter Horses might cause unexplained stillbirths/deaths of foals.... Read More