Recent News for Infectious Diseases

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AAEP Convention: New/Emerging Diseases

March 01, 2003

INFECTIOUS DISEASE FORUM


With West Nile virus (WNV) marching across the United States and affecting both horses and humans, infectious disease prevention has been a hot topic in barns, the media,... Read More

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Botulism in Foals: A Survivable Disease

March 01, 2003

Botulism in foals less than six months of age is readily treated, with a survival rate of more than 95% in appropriately treated foals. Treatment can include nursing care, intravenous fluid support, nasogastric or nasoesophageal tube feeding... Read More

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AAEP Convention: Reproduction

March 01, 2003

The reproduction session was something of an A to Z seminar. It started with discussions on endometrial echotexture (ultrasound results) and using computer analysis to determine when a mare will ovulate, or has ovulated, and along the way... Read More

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Ohio State University Veterinary Hospital Management of Horses from University of Findlay EHV-1 Outbreak

February 28, 2003

Admission: Six horses were referred from the University of Findlay for emergency treatment. All horses had signs of neurological disease. One horse was dead on arrival on 19 January 03; this horse went directly to necropsy and was never... Read More

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Equine Herpesvirus 1: Pathophysiology and Commonly Asked Questions

February 28, 2003

The following information was posted on The Ohio State University Veterinary Teaching Hospital's web site Feb. 26. The author, Catherine W. Kohn, VMD, Dipl. ACVIM, is professor of equine medicine and surgery at OSU.... Read More

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Possible Equine Herpesvirus Type 1 Cases in Iowa

February 26, 2003

At least two Iowa horses have been euthanized after battling what officials believe might be the neurologic form of equine herpesvirus type 1 (EHV-1). According to Iowa State Veterinarian John Schiltz, DVM, officials know of only one premis... Read More

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Colorado State Researchers Developing New Test for Strangles

February 26, 2003

Equine researchers at Colorado State University's James L. Voss Veterinary Teaching Hospital are developing a faster and simpler test to determine a horse's exposure level to strangles. Currently, tests exist only for horses with active... Read More

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Equine Herpes Virus Type 1 Cases at Pennsylvania Racetrack Keeping Officials Cautious

February 26, 2003

A restriction on horses shipping between Philadelphia Park Racetrack and Penn National Race Course due to three horses testing positive for equine herpesvirus type 1 (EHV-1) at Penn National might be lifted early next week, officials... Read More

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West Nile Virus Found in Overwintering Mosquito in Pennsylvania

February 26, 2003

Pennsylvania Department of Environmental Protection and Lehigh County West Nile virus (WNV) personnel detected WNV in a Catasaqua Borough mosquito pool.

The West Nile virus workers were collecting samples to determine the status of the... Read More

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West Nile Virus Vaccine Receives Full Licensure

February 24, 2003

The USDA has issued a full license to Fort Dodge Animal Health for its West Nile virus (WNV) vaccine that has been distributed under a conditional license since August of 2001. Results of efficacy studies completed and submitted to the USDA... Read More

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Localized Equine Herpesvirus Detected at Penn National Racecourse

February 24, 2003

A small outbreak of equine herpes at Penn National Racecourse has prompted management of Philadelphia Park to bar horses shipping in to race as well as horses shipping out to "race and return" from the Grantville, Pa. oval.

Richard... Read More

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AAEP 2002: Infectious Diseases Subdued, Not Eradicated

February 21, 2003

In discussing anthrax, screwworms, and piroplasmosis, Irby said that the three disease are related in that each "can affect equids, has the potential to devastate domestic livestock, is present in many foreign countries, and may... Read More

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AAEP 2002: Prevention and Control of Pneumonia Caused by Rhodococcus equi

February 21, 2003

Pneumonia caused by the bacteria Rhodococcus equi is an often-fatal disease that can be difficult to eradicate from affected farms. “The impact of this disease can be large because prevalence and case-fatality rates are often high;... Read More

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AAEP 2002: OIE Flu Surveillance

February 14, 2003

“Diseases like flu and herpesvirus are always going to be problems for horse owners, and they are not going away,” said Tom Chambers, PhD, of the University of Kentucky’s Gluck Equine Research Center. “The secret to effective vaccines for flu is... Read More

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OSU Equine Hospital Temporarily Closes for Cleaning and Disinfection; Three Horses Showed Neurologic Signs

February 14, 2003

The Equine Hospital at the Ohio State University College of Veterinary Medicine has closed its doors to non-emergency horse admissions until Feb. 20, 2003. This action has been taken to allow disinfection of the hospital because of potential... Read More

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AAEP 2002: Botulism in Foals: A Survivable Disease

February 13, 2003

Historically, botulism has usually been seen as a fatal problem for the young foal. However, Pamela Wilkins, DVM, PhD, of the Graham French Neonatal Intensive Care Unit at the University of Pennsylvania’s New Bolton Center, said that she ha... Read More

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Failure of Serologic Tests to Detect Rhodococcus equi Foal Pneumonia

February 13, 2003

In the past, some veterinarians have relied on commercially available serologic tests to establish, confirm, or rule out a diagnosis of foal pneumonia caused by the soil-borne bacteria Rhodococcus equi.... Read More

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Ohio EHV-1 Outbreak; One More Neurologic Horse

February 12, 2003

One more horse has shown neurologic signs of equine herpesvirus type 1 (EHV-1) in the outbreak which began Jan. 12 at the University of Findlay's English riding facility in Findlay, Ohio. Twelve horses have died during the outbreak, and at least... Read More

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AAEP 2002: Foreign Animal Diseases With Equine Potential

February 11, 2003

"When you hear hoofbeats on the covered bridge, please think about the zebra!" said Corrie Brown, DVM, PhD, Dipl. American College of Veterinary Pathology, vice chair of the Cornell Committee for Animal Diseases. Her point was that when... Read More

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Anthrax Kills 42 Horses in Nicaragua

February 11, 2003

According to a Feb. 10 proMED report, a virulent anthrax outbreak has caused the deaths of 42 horses from rural communities in the municipalities of Pueblo Nuevo and Condega in Nicaragua. The report was made from a translation of a story in the... Read More

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WNV and Kentucky Abortions?

February 05, 2003

A question has been raised whether the increased number of West Nile virus (WNV) cases in Kentucky in late summer and fall 2002 contributed to a rise in fall abortions. A retrospective study by the University of Kentucky’s Livestock Disease and... Read More

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Equine Herpesvirus Type 1 in Canada

February 05, 2003

On the heels of the deadly equine herpesvirus type 1 (EHV-1) outbreak in Ohio came a report of a private farm in Canada with several horses dead of the same cause. Scott Weese, DVM, DVSc, Dipl. ACVIM, assistant professor of clinical studies at... Read More

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Ohio Equine Herpesvirus Type 1 Victims Recovering

February 05, 2003

The "miserable, tragic experience" of losing a dozen horses and fighting to save more than 100 others which became ill has devastated the University of Findlay. It will take weeks or months for the remaining 30 horses with neurologic signs... Read More

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Progression of the Ohio EHV-1 Outbreak

February 05, 2003

In the EHV-1 neurologic outbreak at University of Findlay, vets say none of the cases went by the book.... Read More

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AAEP 2002: Infectious Disease/Epidemiology Sunrise Session

February 04, 2003

There was tremendous interest in and opportunity for information exchange on the topic of infectious diseases during the AAEP Convention. Early Friday morning, Maureen Long, DVM, PhD, Dipl. ACVIM, of the University of Florida, and... Read More