Recent News for Neurologic Disease

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EIA In Montana

November 02, 2001

Eight cases of equine infectious anemia (EIA) have been discovered in Montana in 2000, according to officials from the stateâs Department of Livestock (DoL). All of the infected horses are on or traced from the Tehinnah Ranch in Melrose, Mont.... Read More

Article

EPM Treatments, Vaccine

November 02, 2001

Horse owners worried about equine protozoal myeloencephalitis (EPM) take note: In the next few months, there could be several new products reaching the market designed to treat or prevent this neurological disease caused by a single-celled... Read More

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EEE In Louisiana

November 02, 2001

Four cases of Eastern equine encephalitis had been confirmed in Louisiana at press time. According to a report from a Louisiana Public Health Epidemiologist, the earliest onset was on March 19, and the other three horses had onsets ranging from... Read More

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Encephalitis In California

November 02, 2001

Eastern equine encephalitis (EEE) virus or an unrecognized, but very similar, virus, was isolated from the brain of a horse which died on April 21, 2000, in Ventura County, California. Essentially an East Coast disease, EEE rarely has been... Read More

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First West Nile Virus Positive Horses Confirmed in Tennessee, Illinois

November 02, 2001

According to an Oct. 25 United States Department of Agriculture (USDA) Plant and Animal Health Inspection Service (APHIS) Emergency management warning, a horse in Greene County, Tennessee, has been confirmed as positive for West Nile... Read More

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West Nile Virus Case Definition

November 02, 2001

“Probable,” “presumptive,” “suspected,” and “confirmed.” All of these words are used to describe equine cases tested for West Nile virus (WNV). The cases might be “confirmed” on a local, state, or national level. What do these... Read More

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West Nile Virus Surveillance

November 01, 2001

West Nile virus (WNV) is in the United States to stay, and horse owners should not assume that exposure is limited to the northeastern part of the country.... Read More

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West Nile Virus Surveillance Maps Available

November 01, 2001

Web-based maps illustrating results from 2001 West Nile virus (WNV) surveillance will be available through the collaboration of the United States Geological Survey (USGS) and the Centers for Disease Control and Prevention (CDC) on the Center for... Read More

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EIA In Georgia

November 01, 2001

Georgia Agriculture Commissioner Tommy Irvin said on June 15 that 41 horses are quarantined at 10 different North Georgia locations due to exposure to equine infectious anemia (EIA).

"We have tested these 41 quarantined in the Adairsville,... Read More

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Ohio Readies for West Nile

November 01, 2001

West Nile virus (WNV) isn't disclosing any secrets about which direction it's headed next, but Ohio is considered to be in its path, and state officials have responded accordingly. A West Nile Virus Workgroup was formed in 2000,... Read More

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Florida West Nile Surveillance

November 01, 2001

Spring and summer are when frequent rains encourage mosquito population growth, increasing the risk of arboviruses (diseases spread by arthropod vectors) for equine populations. West Nile virus (WNV) looms as a possible threat, and the state of... Read More

Article

EEE Detected in Minnesota

November 01, 2001

Minnesota recently had its first encounter with Eastern equine encephalitis (EEE) when the disease was confirmed in two horses in separate areas of the state. One horse was from Blue Earth County in southern Minnesota, and the other was from... Read More

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The Impact of West Nile Virus

November 01, 2001

Before the late summer of 1999, most veterinarians in the United States could not have told you much about West Nile virus (WNV). Most regulatory veterinarians, like myself, only knew that WNV didn't exist in the Western Hemisphere, and it wasn'... Read More

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West Nile Virus Migrates to the Southeast

November 01, 2001

The year's first four equine cases of West Nile virus (WNV) in the United States have been confirmed in Florida. Three positive horses were located in Jefferson County, and one was found in bordering Leon County. The United States Department of... Read More

Article

FDA Approves First EPM Treatment

November 01, 2001

The Food and Drug Administration (FDA) has approved the first drug to treat equine protozoal myeloencephalitis (EPM) in horses. Bayer Animal Health of Shawnee Mission, Kan., is the sponsor of the drug ponazuril, which will have the trade name... Read More

Article

West Nile Virus Found in Ohio

November 01, 2001

At press time, West Nile virus (WNV) had officially arrived in Ohio, according to state and local health officials. The virus was found in a blue jay in Lake County, in northeastern Ohio. This is the farthest west that WNV has been found in the... Read More

Article

Skunk Revealed as an EPM Intermediate Host

November 01, 2001

Researchers have discovered that the striped skunk can serve as an intermediate host in the laboratory for Sarcocystis neurona, the single-celled protozoan parasite that causes equine protozoal myeloencephalitis (EPM). The striped skunk's... Read More

Article

EPM Treatment Research

November 01, 2001

More than 50 years ago, horses at The Jockey Club in San Paulo, Brazil, were suffering from a neurologic disease that caused muscle wasting. In 1964, that same disease was seen in North America. Robert MacKay, BVSc, PhD, Dipl. ACVIM, of the... Read More

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West Nile Virus In 18 States & D.C.

November 01, 2001

Since its first appearance in this country in 1999, West Nile virus (WNV) has found its way into the everyday vocabulary of the horse community as it has made its way through 18 states... Read More

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Clinical Signs of West Nile Virus

November 01, 2001

Nathan Slovis, DVM, an internal medicine specialist at the veterinary firm of Hagyard-Davidson-McGee in Lexington, Ky. diagnosed the first equine case of West Nile Virus (WNV) in Kentucky, and described... Read More

Article

EEE Outbreak in Wisconsin

November 01, 2001

As many as 30 horses in northwestern Wisconsin recently died from what officials believe is Eastern equine encephalomyelitis (EEE). Most of the cases were found in an area 30 miles north of Eau Claire,... Read More

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West Nile Virus Update for 2001

November 01, 2001

Horses in Alabama, Virginia, and Louisiana have been battling West Nile virus (WNV) for the first time since it hit the Western Hemisphere in 1999. In the meantime, veterinarians, public health officials, and horse owners are anticipating the... Read More

Article

West Nile Virus Confirmed In Virginia

October 20, 2001

Virginia's Commissioner of Health E. Anne Peterson, MD, MPH, announced on Oct. 13 that a dead crow found in Prince Edward County in Southside Virginia has been confirmed to have West Nile virus. The crow is the first bird to test positive for... Read More

Article

West Nile Virus Found in NC Crows, Horses

October 12, 2001

North Carolina's State Public Health Laboratory reported Oct. 9 that West Nile virus (WNV) has been found in two horses in the state. The infected horses were in Hyde County and Camden County (and are not confirmed at... Read More

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West Nile Virus in Arkansas

October 12, 2001

The Arkansas Department of Health and the Livestock and Poultry Commission have reported that one dead Blue Jay in Union County has tested positive at the USGS National Wildlife Laboratory in Madison, Wisconsin for West Nile virus... Read More