VS Outbreak Hits Texas

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

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New Zealand FMD Update

A second letter has been received, via media, stating that the original letter sent last week claiming release of “a vial of FMD virus on an off-shore island” was a hoax and that no FMD virus was released in New Zealand. A police assessment

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Foot and Mouth Disease Threatens New Zealand

New Zealand government officials are looking into a recent threat that foot and mouth disease (FMD) was released on nearby Waiheke Island (about 11 miles west of Auckland, New Zealand) May 9.


The government received a letter the afternoo

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Kentucky Embargoes for Arizona VS Outbreak

With the notification received yesterday evening that an equine animal residing on a single premise in Maricopa County, Arizona has been diagnosed with Vesicular Stomatitis (VS), Kentucky’s Administrative Regulation 302 KAR 20:115 will now

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Vesicular Stomatitis Detected in Arizona

Vesicular stomatitis (VS) has been detected in a horse on a premises in Maricopa County, Ariz. (Maricopa County is located in the south-central portion of the state and is home to Phoenix.) The owner of the 5-year-old gelding reported that the

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African Horse Sickness: Fighting a Foreign Foe

If you’re a horse owner in the United States, you’ve probably never worried about African horse sickness (AHS), let alone seen a case of it. Sounds pretty exotic, doesn’t it? But then again, so did West Nile virus six years ago.

The bad

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Lyme Disease Update

Lyme disease is a problem more commonly thought to occur in our canine and human friends than horses. However, occur it does, and it can have a wide range of signs and symptoms. This disease is a perplexing and confusing one to diagnose and trea

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Vesicular Stomatitis Detected in New Mexico

On April 27, the USDA’s National Veterinary Services Laboratories (NVSL) in Ames, Iowa, confirmed the finding of vesicular stomatitis virus (VSV) in horses at one premises in Grant County, N.M. This is the first confirmed case of vesicular

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Kentucky Embargoes for New Mexico VS Outbreaks

Kentucky officials have prohibited the entry of all livestock, wild and exotic animals into the Commonealth from Grant County, N.M. Vesicular stomatitis was confirmed yesterday (April 27) in a horse in Grant County, and one other horse portrayed

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African Horse Sickness Cases in South Africa

At least six African horse sickness (AHS) cases have been logged recently in the Eastern and Western Capes of South Africa, according to ProMED web site posts in early April. Last week, South African media outlets reported an outbreak of the

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Pigeon Fever: Abscesses Within and Without

The first thought that might run through your mind as you approach your horse in the pasture and see his swollen chest or belly is that he has been kicked. As you await your vet, you think back over the past few days, and realize that perhaps he

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Exercise Exhaustion

Exercise exhaustion can occur after relatively brief maximal exercise or after prolonged submaximal exercise.

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Update on Equine Health Concern in Maryland

As part of its response to an equine health concern at a barn in Columbia, Md., the Maryland Department of Agriculture reports that the situation is stable and that every measure is being taken to determine the illness that caused three horses t

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All Vesicular Stomatitis Quarantines Released in Texas

For the first time since May 19, Texas has no animals or herds restricted because of vesicular stomatitis (VS), a blistering disease that can temporarily debilitate affected equine animals, cattle, goats, deer, swine, or other susceptible

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