Recent News for Respiratory Problems

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Update on Maryland EHV-1 Outbreak

July 01, 2005

As of May 26, there are no new clinical equine herpesvirus (EHV-1) cases among horses at the Columbia Horse Center in Maryland. The facility has been handling an outbreak of the neurologic form of the virus since late... Read More

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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

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Equine Herpesvirus Suspected at Prairie Meadows

June 08, 2005

Horses in one barn at Prairie Meadows in Iowa have been quarantined due to a possible case of equine herpesvirus.

The order to keep horses from entering or leaving the barn area came late in the afternoon of June 6 after Storm Wrangler... Read More

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Seven Churchill Horses Test Positive for EHV

June 06, 2005

Horses trained by Steve Asmussen will remain under quarantine in Barn 38 for at least a few more days. Seven horses in his barn still test positive for equine herpesvirus, although there are no new cases with clinical signs. The neurologic form... Read More

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Equine Herpesviruses 1&4

June 01, 2005

Herpesvirus is a particularly well-evolved virus that occurs in many mammals, such as humans, horses, cats, and cows. Each strain tends to be species-specific, meaning that viruses infecting one animal species do not usually infect another... Read More

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Cicatrix in Older Horse

June 01, 2005

My veterinarian has estimated that my horse's pharynx is 30% constricted and has diagnosed cicatrix. ... Read More

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Sudden Death: Untimely End

June 01, 2005

Sometimes horses die suddenly when they aren't involved in athletic competition. You walk out to stall or paddock one morning and your good trail horse or companion animal is lying dead, even though it had appeared normal and healthy when you fed the... Read More

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Cornell Research on Herpesvirus Vaccines

May 27, 2005

A presentation on recent research into herpesvirus type 1 (EHV-1) vaccines was given by Klaus Osterrieder, DVM, DVM Habilitation (a German equivalent to a PhD), associate professor of virology in the College of Veterinary Medicine at Cornell the... Read More

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Additional Horse Succumbs to EHV-1 in Maryland

May 26, 2005

There are no new clinical equine herpesvirus (EHV-1) cases among horses at the Columbia, Md. horse facility that has been handling an outbreak of the neurologic form of the virus since late March. In the past week, one horse that had been... Read More

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Modified Live Herpesvirus Vaccine Shows Protective Qualities Against Neurologic Form

May 26, 2005

Preliminary research from Cornell University indicates that the commercial vaccine containing weakened live viruses (Rhinomune), called a modified live vaccine (MLV), appears to be more effective in preventing equine herpesvirus (EHV) than kille... Read More

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Horses in Third Quarantined Barn Set to Return to Training Today at Churchill Downs

May 24, 2005

Horses stabled in the third Churchill Downs barn placed under quarantine by the Kentucky Department of Agriculture (KDA) because of confirmed cases of equine herpesvirus type-1 have been cleared to return to the track for limited training. Those... Read More

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Training Resumes at Churchill

May 23, 2005

Horses stabled in a second Churchill Downs barn placed under quarantine by the Kentucky Department of Agriculture because of confirmed cases of equine herpes virus at the track will be allowed to return to limited training on May... Read More

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Churchill EHV-1 Update

May 23, 2005

Equine herpesvirus type-1 (EHV-1) has been confirmed as affecting horses at Churchill Downs. 

Three barns (6, 38, and 39) are currently quarantined on the backside of Churchill Downs.

To date, a total of five... Read More

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Noble Causeway to Undergo Surgery for Entrapped Epiglottis

May 23, 2005

Nick Zito's run of bad luck in this year's Triple Crown continued Monday when it was discovered My Meadowview Farm's Noble Causeway had entrapped his epiglottis in the Preakness Stakes (gr. I) and will undergo a myectomy to correct the... Read More

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Update on Maryland EHV-1 Situation

May 23, 2005

As of May 20, there were no new equine herpesvirus (EVH-1) cases at the Columbia, Md. horse facility that has been handling a number of cases of the neurologic form of the virus since late March. Private veterinarians, Maryland state animal... Read More

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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

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Update on Churchill Downs Horses

May 18, 2005

Necropsies from the two horses affected by neurologic signs at Churchill Downs showed the horses had lesions consistent with equine herpesvirus myeloencephalopathy (damage to the brain and/or spinal cord). Three other horses are currently showin... Read More

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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

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Pfizer and Brown + Associates Win NAMA Best Of Show Award

May 09, 2005

What if parasites could communicate with us?  That’s the premise behind this year's National Agri-Marketing Association (NAMA) Best Of Show winner in the Specialty Division.

During a ceremony held on April 20, 2005 in Phoenix,... Read More

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Maryland EHV-1 Update

May 07, 2005

Facility managers who are handling a neurologic equine herpesvirus-1 (EHV-1) or "rhino" incident at a Columbia, Md. horse stable reported May 7 that one additional horse had to be euthanized. The horse had exhibited a low-grade fever... Read More

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Pasture-Associated Heaves

May 01, 2005

What owners can do when faced with recurrent airway obstruction in their horses. ... Read More

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Controlling Influenza

May 01, 2005

Editor's Note: This is the fifth in a 12-part series of articles on vaccinations for horses.

Equine influenza is a common respiratory infection. While it affects many horses, it has a low mortality rate; horses generally recover.... Read More

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Strangles Strikes

May 01, 2005

Several strangles outbreaks across the country have complicated the spring showing, training, and racing plans for some horse owners. Several racetracks in Florida, Kentucky, and New York have established restrictions on animals from affected... Read More

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Maryland Horses Succumb to Neurologic EHV-1

May 01, 2005

Three horses were euthanatized due to severe neurologic signs caused by equine herpesvirus type-1 at the Columbia Horse Center in Columbia, Md., the week of March 21, according to the animals' attending vet. Two more horses at the facility... Read More

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Rhodococcus Equi Pneumonia Linked to Large Farms, Lots of Horses

May 01, 2005

Farms with large acreage and many mares and foals are more likely to have cases of Rhodococcus equi foal pneumonia than smaller farms with fewer horses, according to a recently published Texas A&M University (TAMU) study. Additionally... Read More