Emerging Equine Disease: Four Diseases/Syndromes to Watch

In 1968 the U.S. Surgeon General proclaimed that the war on infectious diseases had been won. Unfortunately, this statement was not true. Ongoing outbreaks of disease in humans and animals worldwide have established repeatedly that the war on

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West Nile Incidence and Vaccination, 1999-2007

West Nile virus (WNV), an arbovirus endemic in North America, is the causative agent of West Nile equine encephalomyelitis (WNEE) and an important consideration in the differential diagnosis of horses with signs of neurologic disease. West

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Rabies in Several States Prompts Vaccination Warnings

In a brief survey of online news, there have been reports of rabies in Florida, Idaho, Kentucky, Georgia, Pennsylvania, Missouri, New Hampshire, and Texas this year. Many of these reports were humans encountering rabid wild animals that were

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Mule Infected with EIA Reported in Ohio

A mule in Central Ohio was recently euthanized after testing positive for equine infectious anemia (EIA), according to the Ohio Department of Agriculture.

The Pickaway County farm has been quarantined for 60 days in accordance with Ohio law

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Experimental Drug Research Provides Promising Results

Endotoxemia. Septic shock. Intestinal ischemia. What do all these ailments have in common? Based on recent studies, some researchers think an investigational drug called pirfenidone might be a treatment option for all three.

“Pirfenidone,

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New EHV-4, Neurologic Disease Tests Introduced


IDEXX Reference Laboratories has introduced two new diagnostic products to help equine veterinarians diagnose equine respiratory disease and neurologic disease. The new tests include an equine herpesvirus type-4 (EHV-4) RealPCR Test

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Report: Natural Nitrate Levels Caused Wild Horse Deaths

Federal officials probing the deaths of 71 wild horses on a military site ruled out high levels of nitrate in a pond, saying such rates occurred naturally.

Testing of a watering hole showed that the nitrate levels came from a combination of

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New Mexico Horse Tests Positive for West Nile Virus

A horse from McKinley County, N.M., has tested positive for West Nile virus, the first positive test for the virus in a horse this year.


That word from the state health department.


New Mexico has reported no human cases of West

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Two Vet Clinic Workers Positive for Hendra Virus

Two of the people exposed to horses infected with Hendra virus at Redlands Veterinary Clinic in the Australian state of Queensland have contracted the zoonotic disease, according to a report published by The Australian.

Three horses

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Hazards Could be Hidden in Hay

Just 24 hours after Betsy Bueno of Santa Rosa, Calif., began feeding her horses a new batch of hay, one colicked and began to show neurologic signs. Within days, two of her 12 horses required euthanasia and seven were showing similar clinical

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