Erica Larson, News Editor

Diagnosing Neurologic EHV-1: Back to Basics

Imagine the following scenario: Your horse has a fever. He's recently been exposed to a horse that tested positive for the neurologic strain of equine herpesvirus-1 (EHV-1). You call your vet, who comes out and swabs the horse's nasal passages and draws a tube or two of blood. A few days later you get a call confirming that your horse is positive ...

EHV-1 Outbreak: At Least Eight New Cases Reported

Animal health officials today confirmed several new cases of neurologic equine herpesvirus-1 (EHV-1) across the western United States and Canada. Now, two weeks after reports of EHV-1 positive horses first emerged following the recent National Cutting Horse Association's (NCHA) Western Regional Championship competition in Utah, the case count stands a...

EHV-1 Outbreak: Additional Cases Reported Over Weekend

More than two weeks after the conclusion of the National Cutting Horse Association's (NCHA) Western Regional Championships--held April 19-May 8 in Ogden, Utah--reports of equine herpesvirus-1 (EHV-1) confirmed cases continue to trickle in. The outbreak, believed to stem from horses that attended the NCHA competition, captured the collective attention ...

EHV-1 Outbreak: Number of Confirmed Cases Rising

It's been nearly a week since the first indications of a neurologic equine herpesvirus-1 (EHV-1) outbreak began to surface, and the outbreak shows no signs of slowing down. Veterinarians have been confirming new cases of neurologic EHV-1 daily in the western United States and Canada. The National Cutting Horse Association's (NCHA) Western National...

Neurologic EHV-1: The Top Five Things You Need to Know

The neurologic equine herpesvirus (EHV-1) outbreak in the western United States has captured the attention of horse owners across the country and raised a few questions about just what this virus is and what it might do in this current outbreak. TheHorse.com enlisted the help of Paul Lunn, BVMS, MS, PhD, head of the Department of Clinical Sciences at Colo...

EHV-1 Outbreak: State Veterinarians Monitoring Closely

The number of horses affected by the neurologic equine herpesvirus-1 (EHV-1) outbreak in the western United States and Canada continues to rise. Since health officials identified the virus as stemming from involvement with the National Cutting Horse Association (NCHA) Western National Championship competition, held April 28-May 8 in Ogden, Utah, the numbe...

EHV-1 Outbreak: More Cases Emerging

Veterinarians are still working to determine the extent of a multi-state outbreak of neurologic equine herpesvirus (EHV-1). The number of horses confirmed or suspected to have EHV-1 remains on the rise, with several states reporting cases. A common point of origin for all the positive horses is the National Cutting Horse Association's (NCHA) Western N...

Multiple Western States Affected by EHV-1 Outbreak

Veterinarians in several states are determining the extent of a possible equine herpesvirus-1 (EHV-1) outbreak tied to cutting horses involved in a recent Odgen, Utah, championship show. Several animals that participated in the April 29-May 8 National Cutting Horse Association's (NCHA) Western National Championship were diagnosed with the neurologic f...

Neurologic Problems in the Foal

Nothing disrupts the joy of foal ownership like the observation of potential problems: A disinterest in nursing, a depressed attitude, strange mannerisms, or seizures could mean a foal is suffering from some serious neurologic problems. During a presentation at the 2011 Western Veterinary Conference, held Feb. 20-24 in Las Vegas, Nev., Mary Rose Paradis, ...

Signs of a Septic Foal

There's nothing more exciting than watching a newborn foal scampering around a pasture with his dam. Conversely, there's nothing more heart-wrenching than watching a newborn foal fight for his life after being diagnosed with septicemia: the potentially deadly presence of bacteria or bacterial toxins in the bloodstream. According to Mary Rose Parad...

Equine First-Aid Kits Recalled

A Wisconsin company is recalling their equine first-aid kits due to the possible contamination of sterile alcohol prep pads and iodine prep pads with an "objectionable organism" during manufacturing. In a letter sent to customers in April, Creative Pet Products asked owners of its Horse Aid kit to remove and dispose of any alcohol or iodine prep...

Long Toes in Horses: A Pain in the Butt?

Your equine athlete's performance hasn't been blue ribbon-worthy as of late. Or maybe your broodmare's gaits are looking a little off kilter. Could long toes on the hind feet be to blame? According to the results of a recent study, the answer in some cases is yes and sometimes the solution can be very simple.

Gastric Ulcers and Weanlings: Effects of Diet Type

Gastric ulcers can affect horses of all breeds, ages, shapes, and sizes. Weanlings are among these: They are transitioning from a diet of milk to one of forages and concentrates, while also experiencing the stress of separation from their dams. So, what type of feed should an owner provide to ease the transition's impact on a weanling's GI tr...

Diagnosing Equine Bone Fragility Syndrome (AAEP 2011)

When owners think of potentially or ultimately fatal horse health conditions, colic, laminitis, or rabies are some common ailments that might come to mind. A less common eventually fatal condition is bone fragility syndrome (BFS). There's no known cause or cure, and researchers are just working to understand the debilitating disorder. Recently, a rese...

Yes, Your Horse Is Fat

Horse owners are often warned about the dangers of equine obesity and encouraged to help overweight horses drop a few pounds. But to solve this problem they must be able to acknowledge it in the first place. According to the results of a recent study completed by a group of researchers in the U.K., one of the biggest challenges posed by equine obesity cou...

Japan's Equine Industry Begins Rebuilding

Now more than two weeks after the devastating earthquake and tsunami struck Japan on March 11, the equine industry in the country is beginning to rebuild. New details continue to surface about the extent of the damage, but the industry as a whole is working to move forward.

Box Fan Recall Could Affect Horse Owners

Lasko Products Inc., manufacturer of home appliances such as fans and heaters, is recalling approximately 4.8 million box fans (similar to those frequently used in barns by horse owners) after an electrical problem in the fan's motor has caused some of these fans to catch fire, reportedly causing several house fires and a barn fire.

Equine Welfare Issues: An Overview (AAEP 2010)

One of the American Association of Equine Practitioners' (AAEP) ongoing goals is to address the welfare issues that many horses and their owners face. During a presentation at the 2010 AAEP Convention, held Dec. 4-8 in Baltimore, Midge Leitch, VMD, of Londonderry Equine Clinic in Pennsylvania, described the steps that the AAEP has taken--and continues...

R. equi Immunity and the Foal (AAEP 2010)

Although about 30% of foals that develop Rhodococcus equi foal pneumonia do not survive, the majority of foals can be treated successfully and proceed with a normal life. But why is it that only foals are affected by this respiratory disease? According to M. Julia B. Felippe, DVM, MS, PhD, Dipl. ACVIM, of Cornell University's College of Veterinary Med...

Responsible Horse Ownership and Racing Reform (AAEP 2010)

Responsible ownership is one of the keys to addressing the country's equine welfare problems, said Scott Palmer, VMD, of the New Jersey Equine Clinic. He noted in a presentation at the at the 2010 American Association of Equine Practitioners (AAEP) Convention, held Dec. 4-8 in Baltimore, Md., that racing is one segment of the horse industry that regul...

Epidemiology of R. Equi Foal Pneumonia (AAEP 2010)

One of the major foal diseases in the United States is Rhodococcus equi foal pneumonia. Responsible for the deaths of up to 30% of infected foals, it is a serious problem at many large breeding farms. Noah Cohen, VMD, MPH, PhD, Dipl. ACVIM, professor of Large Animal Clinical Sciences at Texas A&M University's College of Veterinary Medicine & B...

Russian Donkey Forced to Parasail has Died

According to a report from Horse and Hound, the Russian donkey Anapka--who was once the center of an international welfare controversy after she was attached to a parasail and flown over a beach as part of an advertising stunt--has died of suspected heart failure. Veterinarians believe the stress of parasailing might have led to the donkey's eventual ...

The Equitarians' Vision for 2011 and the Future (AAEP 2010)

More than 100 million horses, donkeys, and mules around the world spend their days working for a living: not necessarily working on their sliding stops, tempi changes, or jumping technique, but working to provide their human families with a means of transportation and a source of livelihood. These equids represent not only the family horse but also an ani...

Understanding Carbohydrates in Equine Diets

When it comes to managing the carbohydrates in a horse's diet, knowing the basics of how horses digest food is half the battle. Laurie Lawrence, PhD, an equine nutritionist from the University of Kentucky's Department of Animal and Food Science who gave a presentation at the University of Kentucky's Breeders' Short Course, held Jan. 22 in ...

52 Thoroughbreds Find Homes Via Facebook

Some people view Facebook as little more than a communication tool for keeping in touch with friends and family. But Lynn Boggs recently turned to the social media platform to find homes for 52 Ohio Thoroughbreds in need. The message she posted on Facebook gained international attention within hours, and all of the horses were placed in new homes within f...

Vaccine for Rhodococcus equi to be Tested in Germany

A vaccine for Rhodococcus equi, the common bacteria that affects foals, often causing severe infections, pneumonia, and sometimes death, is in the final stages of development. Intervet/Schering-Plough Animal Health (ISPAH) said on Jan. 27 that a candidate vaccine for R. equi would be tested in a field trial in Germany in the near future.

Use and Abuse of Medications at Horse Shows (AAEP 2010)

"The use of medication in horses competing at equestrian events is a very polarizing topic," said Marjorie W. Miller, DVM, an equine veterinarian from Bradenton, Fla., with 20 years experience in performance horse practice."Some people believe that medication has no place in equestrian sports, and others believe that the judicious use of me...

Managing Barns and Buildings During the Winter

In many states, snow and winter go hand in hand. Unfortunately, the freezing temperatures that accompany them can lead to some serious problems for the horse owner: frozen water pipes, slippery turnout conditions, and even building collapse. Last week an indoor arena and a horse barn both collapsed under the stress of snow in Connecticut. No people were i...

Increase in Abortions Noted in Kentucky Broodmares

The University of Kentucky's Veterinary Diagnostic Laboratory (VDL) has noted an increase in the number of abortions reported in Kentucky's 2011 foal crop, especially those caused by nocardioform placentitis. The VDL, which reported 19 cases from July to Dec. 2010, saw 34 cases of abortion caused by nocardioform placentitis from Jan. 1 to Jan. 24.

Identifying and Managing Equine Metabolic Syndrome

Is your horse obese? Has he ever tested positive for insulin resistance? Does he suffer from intermittent bouts of laminitis? If you answered 'yes' to any or all of these questions, your horse might be suffering from equine metabolic syndrome (EMS). But according to Ray J. Geor, BVSc, PhD, Dipl. ACVIM, professor and Chair of the Department of Larg...

Manual Reduction of Twins in Mares (AAEP 2010)

While a mare with twins by her side is rare and sometimes celebrated, twinning in horses is actually dangerous for the mare, especially during delivery. More often than not, one of the twins, generally the smaller and weaker of the two, will die before birth. In fact, the chances of a mare carrying twins to term and delivering them successfully are about ...

Equine Welfare: One European Perspective (AAEP 2010)

The horse industry in the United States is not the only one dealing with an equine welfare problem. Some European countries are also facing challenges in assuring all horses have a good quality of life, according to Joe Collins, MVB, PhD, MRCVS, CertEP, CertVR, who recently conducted his PhD study at University College Dublin's Veterinary Sciences Cen...

R. Equi Foal Pneumonia: Control and Prevention (AAEP 2010)

For years foal owners have struggled with controlling the bacterium Rhodococcus equi and the infections it causes--some farms manage cases annually, despite following strict farm management strategies to reduce risk of infection. Resulting pneumonia and diarrhea can be deadly for foals, and treating survivors is costly and labor-intensive.

Most Popular Stories