Vesicular Stomatitis Now in Five States

October 01, 2005

Montana and Wyoming have joined the list of states affected by vesicular stomatitis; cases were announced in mid-August in both states. They have 17 and 21 affected premises, respectively.

Utah tops the list of the states with the most... Read More


Anthrax Flares Continue

October 01, 2005

Livestock anthrax cases are dispersed over Minnesota, North Dakota, South Dakota, and southern Manitoba, Canada. North Dakota is having a record year, with more than 300 cases since early July.

Minnesota has reported five anthrax... Read More


Anthrax in North Dakota

July 15, 2005

Eleven premises in southeastern North Dakota have had confirmed cases of anthrax this year in bison, cattle, and horses as of July 14. It's not uncommon to find anthrax in the state annually, but Beth Carlson, DVM, deputy state veterinarian for... Read More


Kentucky Officials Extend VS Embargo

July 13, 2005

According to a July 12 memo from Kentucky State Veterinarian Robert Stout, DVM, officials have extended Kentucky's vesicular stomatitis (VS) embargo to include Sandoval and Santa Fe Counties in New Mexico, and San Juan and Uintah Counties in... Read More


Strangles Identified in Horse at Ellis Park

July 07, 2005

A 4-year-old filly stabled at Ellis Park in Henderson County, Kentucky, has been diagnosed with strangles. Rusty Ford, equine programs manager for the office of the state veterinarian, said the filly presented June 30 with an elevated body... Read More


Methicillin-Resistant Staph Bacteria Passed From Humans to Horses

June 27, 2005

"What do animal diseases have to do with people?" posed Scott Weese, DVM, DVSc, Dipl. ACVIM, an associate professor at the University of Guelph's Ontario Veterinary College. "We are just one big global population with subsets," he answered. Wees... Read More


MRSA Surveillance in Horses at a Veterinary Teaching Hospital

June 27, 2005

Screening for methicillin-resistant Staphylococcus aureus (MRSA) upon arrival to a veterinary hospital is useful for detecting cases of the "superbug" early so affected horses can be isolated, said Scott Weese, DVM, DVSc, Dipl. ACVIM, a... Read More


Hold Order Lifted at Maryland Horse Facility

June 15, 2005

On Saturday, June 11, at 3:30 p.m. the Maryland Department of Agriculture (MDA) lifted the "Animal Hold Order" at the Columbia, Md. horse facility that has been handling a neurologic equine herpesvirus situation since late March. The lifting of... Read More


Preakness Runners Not Affected by Churchill EHV Quarantine

May 18, 2005

Churchill Downs and Kentucky veterinary officials are segregating horses because of a possible outbreak of an equine respiratory virus in three barns, but no horses entered in Saturday's Preakness Stakes (gr. I) are affected.

Rusty Ford of... Read More


Three Barns Quarantined for EHV at Churchill Downs

May 17, 2005

The Blood-Horse and The Horse have learned that three barns at Churchill Downs have been put under quarantine because of a possible outbreak of an equine viral respiratory disease. Rusty Ford of the Kentucky State Veterinarian's... Read More


Vesicular Stomatitis Detected in Arizona

May 03, 2005

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... Read More


One Additional Horse Shows Neurologic Signs in Maryland EHV-1 Situation

April 18, 2005

(edited press release)

During the week of April 11, one additional horse displayed acute neurologic signs consistent with the equine herpesvirus type-1 (EHV-1) disease situation at the Columbia Horse Center in Columbia, Md. The... Read More


Additional Horse at Maryland Farm Shows Signs of EHV-1

April 08, 2005

(edited from press release)

Facility managers who are handling a neurologic equine herpesvirus type-1 (EHV-1) incident at a Columbia, Md. horse stable (Columbia Horse Center, CHC; read archived stories) reported April 7 that an... Read More


Equine Herpesvirus Type-1 Confirmed in Maryland

April 06, 2005

The Maryland Department of Agriculture (MDA) received confirmation yesterday (April 5) that equine herpesvirus type-1 (EHV-1) was the cause of equine illness at the Columbia Horse Center in Columbia, Md. The virus, which causes upper respiratory... Read More


Veterinarian Describes Maryland Disease Cases; Officials Rule Out Rabies

March 31, 2005

Three horses succumbed to neurologic illness and were euthanatized at the Columbia Horse Center (CHC) in Columbia, Md., last week, according to the animals' attending veterinarian. Two more horses at the facility developed signs of the... Read More


California Strangles Outbreak; At Least 60 Horses Affected

March 30, 2005

A strangles outbreak has placed a boarding stable in northern Los Angeles County, Calif., under quarantine, and more than 60 horses at the farm remain under close observation. The outbreak of the highly contagious upper respiratory disease cause... Read More


Strangles Report Shows Decline in Cases at Trackside

March 24, 2005

According to a second round of tests on quarantined horses, the number of confirmed cases of strangles has declined and there is no evidence that the disease has spread at Churchill Downs' Trackside Louisville training center in Louisville,... Read More


Precautions Taken After Trackside Strangles Case

March 14, 2005

Churchill Downs is taking precautionary measures at its Trackside training facility in Louisville, Ky., after a Thoroughbred racehorse was diagnosed with strangles, a contagious bacterial disease.

Rumors began circulating the weekend of... Read More


EHV-1 Cases in Eastern Canada

February 25, 2005

Three Standardbred racehorses in Nova Scotia have been euthanatized due to the neurologic form of equine herpesvirus type-1, and at least one other horse was suspected to have the illness. Two of the horses that were euthanatized and the... Read More


Strangles Guidelines Released to Public

February 24, 2005

The American College of Veterinary Internal Medicine (ACVIM) recently released its consensus statement on guidelines for treatment, control, and prevention of strangles, which is caused by Streptococcus equi. The 12-page paper took abou... Read More


Neurologic Equine Herpesvirus Case Euthanatized at Pennsylvania Harness Track

February 23, 2005

A Standardbred mare euthanatized last Friday (Feb. 18) at the Meadows racetrack in Meadowlands, Pa., had the neurologic form of equine herpesvirus type-1 infection, according to University of Pennsylvania veterinarians. The barn where the mare... Read More


Michigan Officials Requiring EHV Vaccination

February 15, 2005

Officials from Michigan's Office of Racing Commissioner (ORC) are requiring all horses entering any of seven licensed pari-mutuel facilities in the state be vaccinated for equine herpesvirus (EHV), in an effort to keep the virus confined to... Read More


Piroplasmosis Testing

February 01, 2005

Piroplasmosis is an infectious, tick-borne disease caused by one of two parasites, Babesia equi or Babesia caballi, which attack and destroy red blood cells in horses. The mortality rate can be as high as 20% among susceptible... Read More


NAHMS to Study Equine Industry in 2005

January 18, 2005

The USDA's National Animal Health Monitoring System (NAHMS) will be conducting an Equine 2005 study, which will examine equine events and on-farm health management factors as they relate to the control of equine infectious diseases.... Read More


U.K. Equine Viral Arteritis Restrictions Lifted

January 14, 2005

The stallion that tested positive for equine viral arteritis (EVA) has been returned to its country of origin and restrictions on the quarantine premises where it was being kept have now been lifted.

The horse, which had been imported... Read More