Recent News for Infectious Diseases

Article

Grass Sickness Linked to Clostridium botulinum Bacterium

May 01, 2004

United Kingdom (U.K.) researchers recently found that grass sickness is strongly associated with low antibody levels to the bacterium Clostridium botulinum, indicating that affected horses couldn't fight off infection. Findings from the... Read More

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USEF Powers Upheld

April 30, 2004

The United States Equestrian Federation's (USEF) authority to enforce its own rules and regulations has been affirmed, at least temporarily, in a federal court in Lexington, Ky. A decision on whether the injunction should be made permanent is... Read More

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EEE in Venezuela

April 27, 2004

According to an April 26 ProMED report, Venezuela's Animal Health Service, Ministry of Agriculture recently reported a case of Eastern equine encephalitis (EEE) in a horse from the district Bolivar in the... Read More

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Georgia Herd Hit by Strangles

April 21, 2004

According to an April 16 AccessNorthGa.com report cited on ProMED, a herd of about 115 horses in western Georgia has been quarantined because of a strangles outbreak at the farm. "Under an order by Agriculture Commissioner Tommy Irvin dated 1... Read More

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Ohio Announces Probable Human WNV Case

April 13, 2004

On April 9, the Ohio Department of Health (ODH) announced its first probable case of West Nile virus (WNV) in 2004. The patient is a 79-year-old male from Scioto County.

"With warm weather in recent weeks, mosquitoes have become active,"... Read More

Article

Britain Taking EVA Precautions

April 12, 2004

Mares shipped from Ireland to Britain are being tested for the respiratory and venereal disease equine viral arteritis (EVA). This practice has been routine in recent years for mares visiting Britain from the rest of Europe.

Tests on... Read More

Article

New Research on the Merial WNV Vaccine

April 01, 2004

Horse owners and veterinarians alike have wondered if they can use Merial Limited's Recombitek equine West Nile virus (WNV) vaccine in horses previously vaccinated with Fort Dodge's West Nile-Innovator. Recently, Merial released the results of a... Read More

Article

California Birds Test Positive for West Nile Virus

April 01, 2004

Orange County, Calif., Vector Control District (OCVCD) biologists have found antibodies to West Nile virus (WNV) in two adult female house finches. The birds were trapped as part of the District's wild bird trapping program which involves... Read More

Article

West Nile Virus--An Evolving Epizootic

April 01, 2004

"West Nile virus (WNV) is coming to a state near you if it hasn't already arrived," said Eileen Ostlund, DVM, PhD, head of the equine/ovine viruses section at the Diagnostic Virology Laboratory, National Veterinary Services Laboratories in Ames,... Read More

Article

West Nile Virus Questions and Answers

April 01, 2004

In a question and answer session at the Western Veterinary Conference, Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, National Veterinary Services Laboratories in Ames, Iowa, offered... Read More

Article

Texas Horse Owners Aware of WNV Threat

April 01, 2004

Reports have surfaced that horse owners in Texas are becoming complacent and have backed off vaccinating their animals for West Nile virus (WNV), which has infected nearly 2,400 horses in the state since late 2002. Angela Pelzel, DVM, an... Read More

Article

Neurologic EHV-1 Case Confirmed at University of Wisconsin

April 01, 2004

The Hoofer Equestrian Center (HEC) at the University of Wisconsin, Madison (UWM), voluntarily quarantined its lower barn on Feb. 8 after two horses housed there showed neurologic signs of equine herpesvirus-1 (EHV-1). Both horses were later... Read More

Article

Tennessee to Test Horse Show Bioterrorism Preparation

March 30, 2004

The Tennessee Department of Agriculture will test local, state and federal responses to a simulated act of bioterrorism at a major horse show today, according to a story on Read More

Article

WNV: Treatment and Prevention

March 18, 2004

"West Nile virus (WNV) is the number one diagnosed neurologic disease in horses, or close to it," said William Saville, DVM, PhD, Dipl. ACVIM, of The Ohio State University, at a March 10 Fort Dodge Animal Health educational seminar for... Read More

Article

African Horse Sickness Continues in South Africa

March 17, 2004

Nine horses have succumbed to African horse sickness (AHS) in the Western Cape, South Africa, according to www.iol.com. The last horse was reported dead on March 12 by the South African news source... Read More

Article

WNV: An Evolving Epizootic

March 12, 2004

"West Nile virus (WNV) is coming to a state near you if it hasn't already arrived," said Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, National Veterinary Services Laboratory in... Read More

Article

West Nile Virus Q&A

March 12, 2004

In a question and answer session following her West Nile Virus presentation during the Western Veterinary Conference (held Feb. 15-19 in Las Vegas, Nevada), Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic... Read More

Article

Neonatal Ultrasonography

March 09, 2004

Using ultrasound to diagnose problems in the horse is not a new concept, but it is not as often used in foals as it is in mares. Rob Franklin, DVM, Diplomate ACVIM, of the Goulburn Valley Equine Hospital in Victoria, Australia, discussed... Read More

Article

Deadly African Horse Sickness Outbreak in Africa

March 03, 2004

Six horses in the Western Cape, Africa, succumbed to an outbreak of African horse sickness (AHS) during the week of Feb. 23, according to several news reports. The affected horses were from the Stellenbosch area, reported Read More

Article

Neurologic Conditions, In-Depth

March 02, 2004

Assessing neurologic conditions might seem difficult, but with practice and attention to the subtle differences between different conditions' deficits, the process can become easier. Additionally, practitioners discussed vaccination and treatment opt... Read More

Article

Urban Horses

March 01, 2004

Horses living in the city, who would have ever thought? Where would they graze? What would you do with the manure? Where would you ride? Well, confining horses to a barn, paddock, or small acreage within the city limits has become an everyday... Read More

Article

Open Mares

March 01, 2004

An experienced veterinarian can help to determine why a seemingly healthy mare can't become pregnant.... Read More

Article

Lyme Disease Treatment and Vaccine

March 01, 2004

Nearly 50% of adult horses in areas of the northeastern United States are or have been infected with Borrelia burgdorferi, the causative agent of Lyme disease. Thomas Divers, DVM, Dipl. ACVIM, Dipl. ACVECC, and others at Cornell Universit... Read More

Article

Legislation Introduced for Expediting Horse ID Plan Use

March 01, 2004

Four bills that would accelerate implementation of a national animal identification system have been introduced in Congress--two in the Senate and two in the House of Representatives. Horses are not specifically mentioned in any of these bills,... Read More

Article

Residual Effects of WNV

March 01, 2004

Horse owners should have equine survivors of West Nile virus (WNV) re-examined by their veterinarians before putting the animals back into work. In a study of Minnesota horses which survived clinical WNV infection, 40% showed WNV residual effect... Read More