Heart & Cardiovascular Problems
August 08, 2009
Certain levels and durations of training may predispose horses to aortic valve prolapse (AVP), said Gayle Hallowell, MA, VetMB, CertVA, Dipl. ACVIM-LAIM (large animal internal medicine), MRCVS, who presented research findings at the American... Read More
July 30, 2009
Head Tevis Cup veterinarian Greg Fellers, DVM, will implement a new post-ride vet check this year. His check will be conducted within two hours after horses complete the 100-mile ride from Lake Tahoe to Auburn, Calif.
"What I am looking for... Read More
July 13, 2009
An outrider horse competing in the GMC Rangeland Derby chuckwagon race at the Calgary Stampede in Alberta, Canada, died Friday following a pulmonary embolism.
The Thoroughbred was the second chuckwagon race horse to succumb to a... Read More
June 22, 2009
The initial necropsy report on Team Valor's Sailor's Cap, who died suddenly in his stall three days after winning the June 14 Poker Stakes, showed that he died of probable cardiac arrest caused by colitis-X.
The Merck Veterinary Manual... Read More
March 17, 2009
Top 2008 equine studies include lawsonia, EPM, heart murmurs, etc., at the AAEP Convention.... Read More
March 17, 2009
A summary of cardiopulmonary and exercise for horses from the 2008 AAEP Convention. ... Read More
March 05, 2009
He noted aortic-iliac thrombosis (TAI) can cause lameness, but the incidence in the United States is low. Damage to, and thrombus (blood clot) in, these large blood vessels might be caused by internal parasites.... Read More
February 14, 2009
In an attempt to quiet the fluttering of horses' hearts caused by atrial fibrillation, researchers in Belgium found that a human medication does not restore a normal cardiac rhythm, despite reaching therapeutic levels.... Read More
February 07, 2009
Heart disease isn't just for the aging or overworked horse.... Read More
October 21, 2008
When she put her stethoscope to his chest and heard what sounded like jungle drums thumping inside, she knew something wasn't right. There was no cardiac murmur, jugular venous distension, or dependent edema. What was going on? And what would happen ... Read More
October 06, 2008
Invisible, the Irish-bred black mare with the faint star on her forehead who was the curse of many equine vet students' practical exams, has died at the age of 30. She spent seven years in retirement at Read More
July 06, 2008
The United States is home to 26 species of rattlesnakes, making rattlesnake bites relatively common events in equine medicine. Horse owners definitely need to resist the urge to begin sucking the venom from their horse's rattlesnake bite... Read More
May 12, 2008
According to a statement released on the U.S. Eventing Association (USEA) Web site, preliminary necropsy findings on the horse Tigger Too, a 17-year-old gelding, show that he passed away from an acute abdominal aortic rupture. Final necropsy result... Read More
April 15, 2008
According to a group of researchers from the United Kingdom, heart murmurs are common in athletic horses, but do not negatively impact racing performance.
"A high prevalence of heart murmurs is known to exist in horses," explained Lesley... Read More
April 04, 2008
The horse's circulatory and respiratory systems constitute its engine. ... Read More
October 01, 2007
Chances are you know someone with a heart murmur--you might even have one yourself. Usually it's discovered at birth, and most often it's nothing to worry about. The heart is fine; it just makes a sound associated with blood flow. The same can be... Read More
August 24, 2007
Exactly how fast is the heart rate of a racehorse as it flies around the track?
For the first time ever, two University of Guelph researchers will be able to answer this question as part of a study aimed at recording the maximum heart rate... Read More
August 11, 2007
Coolmore Stud’s talented stallion Hennessy reportedly died of apparent heart failure Aug. 9 at Haras La Mission in Argentina. The 14-year-old son of Storm Cat out of Island Kitty, by Hawaii, had shuttled to Argentina for the Southern Hemisphere... Read More
September 14, 2006
Researchers from the United Kingdom report there is a decrease in contractile function of the horse's aortic valve with age, resulting in aortic valve disease.... Read More
September 14, 2006
Researchers have found that echocardiographic measurements of the pulmonary artery, aorta, and heart chambers gave a valid estimate of pulmonary artery pressures (PAP) in horses. The ability to measure PAP is key to diagnosing and following... Read More
September 09, 2006
Dubai World Cup winner Electrocutionist died of an apparent heart attack Saturday, several days after an abnormality was detected in the 5-year-old horse's heart.
Dubai-based Godolphin Racing Inc. owned Electrocutionist, considered a to... Read More
July 06, 2006
An Australian court awarded $71,000 in damages after a Sydney area family’s Thoroughbred mare died and three other show horses were permanently retired due to heart conditions resulting from contaminated feed, the Sydney Morning... Read More
July 01, 2005
Human defibrillators are being used successfully to treat horses with irregular heartbeats (fibrillation). Kim McGurrin, DVM, a graduate student at the University of Guelph's College of Veterinary Medicine, developed a procedure as part of her... Read More
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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Q. My mare collapsed while warming up at a show. Upon standing, I checked her vitals and all were normal. Since then, she's been lethargic and more marish. My vet and I have been trying to figure out what is wrong. Any ideas?