Recent News for Diseases and Conditions

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Herpesvirus Breakthrough

July 01, 2005

Preliminary research on equine herpesvirus type 1 (EHV-1) from Cornell University indicates that the commercial vaccine containing modified live virus (Rhinomune) appears to be more effective in preventing infection than killed... Read More

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EHV-1 Outbreak Confirmed at Churchill Downs

July 01, 2005

The neurologic form of equine herpesvirus type 1 (EHV-1) was confirmed as affecting horses at Churchill Downs in mid-May. Three barns remained under quarantine until horses in those barns met requirements by May 24 to begi... Read More

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Update on Maryland EHV-1 Outbreak

July 01, 2005

As of May 26, there are no new clinical equine herpesvirus (EHV-1) cases among horses at the Columbia Horse Center in Maryland. The facility has been handling an outbreak of the neurologic form of the virus since late... Read More

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VS Outbreak Hits the Southwest

July 01, 2005

Texas on May 20 joined New Mexico and Arizona as states with confirmed cases of vesicular stomatitis (VS) this spring. Two Travis County horses were hauled home May 10 from a trail ride in Arizona, where they apparently were exposed to the VS virus... Read More

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Foot and Mouth Disease Confirmed in China

July 01, 2005

Confirmed in China

On May 26, China's Ministry of Agriculture confirmed outbreaks of foot and mouth disease (FMD) in Beijing, Xinjiang, and Hebei.

While horses cannot be infected by FMD, they can carry the virus on their... Read More

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Gastric Ulcer Research in Racehorses

July 01, 2005

Two articles on the use of omeprazole paste (Merial's GastroGard) in racehorses were published in the May 15 edition of the Journal of the American Veterinary Medical Association (JAVMA). The first study looked at using omeprazole paste to... Read More

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Treatment of Equine Heart Arrhythmia

July 01, 2005

Human defibrillators are being used successfully to treat horses with irregular heartbeats (fibrillation). Kim McGurrin, DVM, a graduate student at the University of Guelph's College of Veterinary Medicine, developed a procedure as part of her... Read More

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California: Three Equine Cases of WNV for 2005

June 21, 2005

As of June 17, three cases of West Nile virus (WNV) have been detected in California horses. All three cases are recovering.

The first case, a 3-year-old Quarter Horse in Plumas County, was reported on June 1. The second and third cases... Read More

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Vesicular Stomatitis Detected in Utah

June 20, 2005

On June 17, the National Veterinary Services Laboratories (NVSL) in Ames, Iowa, confirmed the finding of vesicular stomatitis (VS) in a horse on a premises in Garfield County, Utah. This is the first confirmed case of vesicular stomatitis in the... Read More

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Eastern Encephalitis Cases Reach 51 in Florida

June 20, 2005

Florida officials have already tallied 51 confirmed cases of Eastern equine encephalitis (EEE) in 2005 as of June 17 (46 of them since May 1), and the state could be approaching a record year for EEE infections. Florida practitioners received a... Read More

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Kentucky Embargoes for Utah VS Outbreak

June 20, 2005

With horses in both Davis county and Garfield county, Utah, having been diagnosed with Vesicular Stomatitis (VS), Kentucky's Administrative Regulation 302 KAR 20:115 now prohibits the entry of all livestock, wild and exotic animals into Kentucky... Read More

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Hold Order Lifted at Maryland Horse Facility

June 15, 2005

On Saturday, June 11, at 3:30 p.m. the Maryland Department of Agriculture (MDA) lifted the "Animal Hold Order" at the Columbia, Md. horse facility that has been handling a neurologic equine herpesvirus situation since late March. The lifting of... Read More

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Equine Herpesvirus Suspected at Prairie Meadows

June 08, 2005

Horses in one barn at Prairie Meadows in Iowa have been quarantined due to a possible case of equine herpesvirus.

The order to keep horses from entering or leaving the barn area came late in the afternoon of June 6 after Storm Wrangler... Read More

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Seven Churchill Horses Test Positive for EHV

June 06, 2005

Horses trained by Steve Asmussen will remain under quarantine in Barn 38 for at least a few more days. Seven horses in his barn still test positive for equine herpesvirus, although there are no new cases with clinical signs. The neurologic form... Read More

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Equine Herpesviruses 1&4

June 01, 2005

Herpesvirus is a particularly well-evolved virus that occurs in many mammals, such as humans, horses, cats, and cows. Each strain tends to be species-specific, meaning that viruses infecting one animal species do not usually infect another... Read More

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Cicatrix in Older Horse

June 01, 2005

My veterinarian has estimated that my horse's pharynx is 30% constricted and has diagnosed cicatrix. ... Read More

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Blind: Dealing with the Dark

June 01, 2005

There are many myths and misconceptions surrounding the care of blind horses, the most common being that a sightless horse cannot enjoy a quality life. While not all horses adjust to blindness as well as Houdini, those with a calm temperament... Read More

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Dermal Melanomatosis Surgery

June 01, 2005

Tumors arising from melanin-containing cells (melanocytes) in the skin go beyond benign or malignant melanoma. In fact, there are four distinct melanocyte-derived tumor types, each classified according to clinical behavior and cellular... Read More

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Sudden Death: Untimely End

June 01, 2005

Sometimes horses die suddenly when they aren't involved in athletic competition. You walk out to stall or paddock one morning and your good trail horse or companion animal is lying dead, even though it had appeared normal and healthy when you fed the... Read More

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Cornell Research on Herpesvirus Vaccines

May 27, 2005

A presentation on recent research into herpesvirus type 1 (EHV-1) vaccines was given by Klaus Osterrieder, DVM, DVM Habilitation (a German equivalent to a PhD), associate professor of virology in the College of Veterinary Medicine at Cornell the... Read More

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Additional Horse Succumbs to EHV-1 in Maryland

May 26, 2005

There are no new clinical equine herpesvirus (EHV-1) cases among horses at the Columbia, Md. horse facility that has been handling an outbreak of the neurologic form of the virus since late March. In the past week, one horse that had been... Read More

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Modified Live Herpesvirus Vaccine Shows Protective Qualities Against Neurologic Form

May 26, 2005

Preliminary research from Cornell University indicates that the commercial vaccine containing weakened live viruses (Rhinomune), called a modified live vaccine (MLV), appears to be more effective in preventing equine herpesvirus (EHV) than kille... Read More

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Horses in Third Quarantined Barn Set to Return to Training Today at Churchill Downs

May 24, 2005

Horses stabled in the third Churchill Downs barn placed under quarantine by the Kentucky Department of Agriculture (KDA) because of confirmed cases of equine herpesvirus type-1 have been cleared to return to the track for limited training. Those... Read More

Article

VS Outbreak Hits Texas

May 23, 2005

On Friday, May 20, Texas joined New Mexico and Arizona as states with confirmed cases of vesicular stomatitis (VS) this spring. Two Travis County horses were hauled home May 10 from a trail ride in Arizona, where they apparently were exposed to... Read More

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Training Resumes at Churchill

May 23, 2005

Horses stabled in a second Churchill Downs barn placed under quarantine by the Kentucky Department of Agriculture because of confirmed cases of equine herpes virus at the track will be allowed to return to limited training on May... Read More