Recent News for Nutrition-Related Problems

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California Show Horses Poisoned with Oleander

August 02, 2009

In California, a San Diego County ranch owner says 23 show horses have been poisoned by someone who fed them highly toxic oleander leaves.

Debbie Tomin, owner of Rockridge Farm in Rancho Santa Fe, Calif., says three horses are seriously... Read More

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Poisoned Horses Update; One Still Critical

August 02, 2009

Debbie Tomin, co-owner with her husband, Bill, of Rockridge Farm in Rancho Santa Fe, Calif., told TheHorse.com late Sunday morning that "23 horses were fed the poisonous concoction (of apples, carrots, and oleander leaves).

"All the one... Read More

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Snakebite Woes

August 01, 2009

Have you noticed or had owners comment on the change in a horse's personality after a rattlesnake bite? My mar... Read More

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Contaminated Feed Seized in Kentucky

July 21, 2009

The U.S. Food and Drug Administration (FDA) is advising horse owners to discard feed purchased at a Florence, Ky., feed store because it could be contaminated. The agency issued the advisory on Monday when U.S. Marshals seized $24,00... Read More

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Horse, Livestock Feed Seized from Kentucky Mill

July 20, 2009

U.S. marshals have seized horse and livestock feed stored under "filthy" conditions at the Bi-County Farm Bureau Cooperative Association Inc. in Florence, Ky., according to a statement released by the Food and Drug Administration (FDA). Bi-Count... Read More

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Hay Herbicides Not a Risk to Horses, Despite Manure-Fertilized Crop Loss

July 10, 2009

Recent reported crop losses in North Carolina and several other states are linked to certain broad leaf herbicides containing aminopyralid, clopyralid, and picloram, according to researchers. In North Carolina, people with gardens and organic... Read More

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Laminitis Risk Increased by Pasture Grass Sugars

June 29, 2009

Pasture-induced laminitis (sometimes referred to as founder) can be triggered when susceptible horses ingest high amounts of sugar or fructans that are naturally found in some pasture grasses.

Susceptible horses include, but are not limited... Read More

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Grazing Horses in Moderately Polluted Areas

June 27, 2009

Horses might serve as good management tools for pastures moderately polluted by trace elements, according to Spanish researchers. And provided the animals receive adequate, systematic monitoring through biological sampling, they can be kept on... Read More

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PSSM Genetic Mutation Reported in Some UK Horse Breeds

June 18, 2009

Collaborative efforts between researchers on both sides of the Atlantic have identified that a genetic mutation in enzyme glycogen synthase 1 (GYS1) is an important cause of polysaccharide storage myopathy (PSSM, a form of... Read More

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Poisonous Hemlock: A Growing Problem

June 13, 2009

The association of poison hemlock with the death of Socrates in ancient Greece in 399 B.C. provides a glimpse of the toxic history of this plant. Two decades ago an aggressive search was required before a specimen could be found in Arkansas, but no... Read More

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Effects of Hay Carbs on PSSM Horses Examined

June 08, 2009

The study group's objectives were to determine if there is a difference in blood glucose and insulin response to feeding hay types with varying water soluble sugar and starch (NSC) content between horses with PSSM and control horses.... Read More

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Euthanasia Drug Found in Carcass Compost

June 05, 2009

Composting is one option for disposing of a horse carcass after euthanasia. Researchers at West Texas A&M recently conducted a study to determine if residues of sodium pentobarbital might remain in compost as a potential environmental hazard... Read More

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Equine Nutrition in Less-than-Ideal Conditions: Dealing with Disaster

May 26, 2009

As horse owners put together a disaster plan and cope with difficult situations, one of the first concerns should be minimizing changes in feed management.... Read More

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UK Incidence of Polysaccharide Storage Myopathy Reported

May 21, 2009

Not only is polysaccharide storage myopathy (PSSM) a common and important muscular disorder in various horse breeds in the United States, but according to a recent research report, it is also a common diagnosis in horses in the Unite... Read More

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TheHorse.com en Español: La Muerte de Caballos Poleros Emprende una Investigación

May 14, 2009

This is one of a series of articles translated as part of our partnership with A Caballo, an equine publication based in Mexico, and Jorge Murga, DVM. Kee... Read More

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University of Florida Vet Faculty Work to Solve Polo Pony Mystery

May 05, 2009

Postmortem testing conducted by University of Florida College of Veterinary Medicine pathologists and toxicologists on a group of prized polo horses that collapsed and died April 19 in Wellington, Fla., drew international attention, with riveted... Read More

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Pharmacy Releases Statement on Polo Pony Test Results

April 29, 2009

The pharmacy involved in the investigation into the recent death of 21 polo ponies in Wellington, Fla., has released a statement verifying that selenium was the excess ingredient in the medication prepared for the ponies.

Florida State... Read More

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State Vet: Selenium Overdose Likely Cause of Polo Pony Deaths

April 28, 2009

Florida State Veterinarian Thomas J. Holt, DVM, reported today that an overdose of selenium was the probable cause of death of the 21 polo horses that collapsed prior to a... Read More

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Polo Ponies: Pharmacy Says it Erred in Medication Prep

April 23, 2009

An official at a Florida pharmacy said Thursday the business incorrectly prepared a supplement given to 21 polo horses that died over the weekend while preparing to play in a championship match.

Jennifer Beckett of Franck's Pharmacy in Ocala,... Read More

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Pharmacy Releases Statement on Polo Pony Deaths

April 23, 2009

Franck's Pharmacy Chief Operations Officer Jennifer Beckett released the following statement April 23:

"On an order from a veterinarian, Franck's Pharmacy prepared medication that was used to treat the 21 horses on the Lechuza Polo... Read More

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No Clues from Preliminary Results of Pony Necropsies

April 22, 2009

Very preliminary results of necropsies done on horses that collapsed and died at a Palm Beach polo tournament on Sunday have not identified a diagnosis, said Florida Agricultur... Read More

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Florida Agriculture Officials Investigate Polo Pony Deaths

April 21, 2009

Florida Agriculture and Consumer Services Commissioner Charles Bronson has launched an investigation into the deaths of 21 horses that collapsed after arriving in Wellington,... Read More

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Lechuza Polo Team Releases Statement on Pony Deaths

April 21, 2009

The Lechuza Polo Team released the following statement April 20:

"This is tragic news. We are deeply concerned about the death of our ponies. For the last three decades, Lechuza Polo has participated in Polo Championships and... Read More

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Vet: Tests on Polo Ponies Could Take Weeks

April 21, 2009

It could be weeks before the results of toxicology tests on the 21 polo ponies that died in Wellington, Fla., on Sunday just prior to competing at the U.S. Open Championship ar... Read More

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Vets Investigate Wellington Polo Pony Deaths

April 20, 2009

The sudden death of 21 polo horses in Florida may have been caused by a toxin that has yet to be identified by tests and could have been in the animals' feed, vitamins, or supplements, veterinarians said Monday.

The horses from the... Read More