New Procedure to Correct Equine Heart Rhythm Problem

In a recent study, it was discovered that a new procedure could be used to correct heart rhythm problems in horses. This is an exciting development for those who work with these animals, as it can help to improve their quality of life and increase their lifespan. The procedure involves using a catheter to deliver electrical pulses to the horse’s heart, which resets the rhythm and allows the heart to function properly.

While this is still in the early stages of research, it shows promise for helping horses with this common problem.

There is a new procedure that has been developed to help correct an irregular heartbeat in horses. This condition, called arrhythmia, can be very dangerous for horses and can even lead to death. The new procedure, which is still in the testing phase, uses electrical shocks to reset the heart’s rhythm.

It is a minimally invasive procedure that does not require open heart surgery. This new procedure offers hope for many horses who suffer from arrhythmia and could potentially save their lives.


Help! My vet heard a heart murmur: what does that mean? – Cornell Equine Seminar Series, May 2022

Atrial Fibrillation Horse Ecg

If you’re a horse owner, then you’re probably familiar with the term “atrial fibrillation.” But what is atrial fibrillation in horses, and how can you tell if your horse has it? Atrial fibrillation is an irregular heartbeat.

It’s caused by a problem with the electrical signals that control the heart muscle. This can cause the heart to beat too fast, or erratically. There are a few different ways to tell if your horse has atrial fibrillation.

One is to check their pulse. If their heartbeat is irregular, or faster than normal, they may have atrial fibrillation. Another way to check is by listening to their heart with a stethoscope.

An irregular heartbeat will sound like “fluttering” or “rumbling.” Finally, an electrocardiogram (ECG) can be used to diagnose atrial fibrillation. Most horses with atrial fibrillation don’t show any symptoms.

However, some may seem tired or lethargic, have poor appetite, and/or exercise intolerance. In more severe cases, horses may collapse and die suddenly from cardiac arrest. There is no cure for atrial fibrillation in horses, but there are treatments that can help manage the condition and improve the quality of life for affected animals.

If your horse has been diagnosed with atrial fibrillation, talk to your veterinarian about treatment options and how to best care for your horse going forward.

Atrial Fibrillation Horse Treatment

If you have a horse with atrial fibrillation, there are treatments available to help manage the condition. Atrial fibrillation is an abnormal heart rhythm that can cause the heart to beat very fast or irregularly. This can lead to decreased blood flow and oxygen to the body, which can be dangerous for your horse.

There are several treatment options available for horses with atrial fibrillation. Your veterinarian will work with you to choose the best option for your horse based on its individual needs. Treatment options include:

Medications: There are several medications that can be used to help control the heart rate and rhythm in horses with atrial fibrillation. These include beta blockers, calcium channel blockers, and antiarrhythmic drugs. Electrical cardioversion: This procedure uses electrical energy to reset the heart’s normal rhythm.

It is often done under general anesthesia and may require a hospital stay for monitoring afterwards. Surgery: In some cases, surgery may be needed to correct underlying problems that are causing atrial fibrillation. This could involve correcting defects in the heart’s structure or repairing damage caused by previous cardiac events such as a heart attack.

Atrial Fibrillation in Horses Treatment And Prognosis

Atrial fibrillation (AF) is a common cardiac arrhythmia in horses and can occur at any age. While AF itself is not usually life-threatening, it can lead to other problems such as heart failure and thromboembolism (blood clots). Therefore, it is important to seek veterinary care if your horse is showing signs of AF.

There are several treatment options for AF in horses, but the most effective is electrical cardioversion. This involves applying an electric shock to the heart which resets the electrical system and restores normal sinus rhythm. Cardioversion can be performed either under general anesthesia or sedation, depending on the horse’s individual case.

After successful cardioversion, most horses will require lifelong antiarrhythmic medication to prevent recurrence of AF. The prognosis for horses with AF is generally good, especially if the condition is caught early and treated appropriately. With proper management, many horses with AF live long and healthy lives.

Causes of Atrial Fibrillation in Horses

Atrial fibrillation (AF) is a common arrhythmia in horses, characterized by rapid and irregular electrical activity in the atria. The exact cause of AF is unknown, but there are several potential contributing factors, including underlying heart disease, electrolyte imbalances, stress, and certain medications. Heart disease is the most common underlying condition associated with AF in horses.

The most common type of heart disease that leads to AF is cardiomyopathy, which is a chronic degenerative disorder of the heart muscle. Other types of heart disease that can contribute to AF include valve abnormalities and congenital defects. Electrolyte imbalances, particularly potassium and magnesium levels, are also thought to play a role in triggering AF episodes.

Low potassium levels can lead to increased sodium levels in the blood, which can disrupt electrical activity in the heart and lead to arrhythmias. Magnesium deficiency has also been linked to increased risk of AF. Stressful events such as exercise or racing can also trigger episodes of AF.

In some cases, emotional stress may be a factor as well. Certain medications used to treat other conditions can also predispose horses to developing AF, including beta-blockers and calcium channel blockers.

Atrial Fibrillation Horses Symptoms

Atrial fibrillation is a type of arrhythmia, or abnormal heart rhythm. It occurs when the upper chambers of the heart (the atria) beat too fast and out of sync with the lower chambers (the ventricles). This can cause the heart to pump less efficiently and can lead to other problems such as blood clots, stroke, and heart failure.

While atrial fibrillation is relatively common in humans, it is much less so in horses. Nevertheless, it can still occur and when it does, it can be quite serious. Symptoms of atrial fibrillation in horses include exercise intolerance, weakness, fainting, and cardiac arrest.

If you suspect your horse may have atrial fibrillation, it is important to seek veterinary care immediately as this condition can be life-threatening.

Atrial Fibrillation in Horses Part 1

Atrial fibrillation is a heart condition that affects horses of all ages and breeds. It is characterized by an irregular heartbeat and can lead to serious health complications if left untreated. There are two types of atrial fibrillation in horses, primary and secondary.

Primary atrial fibrillation is the most common type and occurs when the horse’s heart muscle is damaged or diseased. Secondary atrial fibrillation occurs when another underlying condition such as a respiratory infection or electrolyte imbalance causes the heart to beat irregularly. Regardless of the type, atrial fibrillation can be life-threatening and requires prompt veterinary attention.

There are several signs that may indicate a horse has atrial fibrillation including exercise intolerance, shortness of breath, increased heart rate, and abnormal heart rhythm on a stethoscope examination. A definitive diagnosis can be made through an electrocardiogram (ECG). Once atrial fibrillation has been diagnosed, treatment will be based on the underlying cause.

In some cases, medication may be prescribed to help control the heart rate and rhythm. Surgery may also be necessary to correct any underlying structural problems with the heart. With proper treatment, many horses with atrial fibrillation can live normal lives but will require close monitoring by their owners and veterinarians.

Tvec Horse

The Tennessee Walking Horse, also known as the Tennessee Walker, is a horse breed originating in the southern United States. Known for its unique four-beat running walk and flashy movement, it is a popular show horse used in both English and Western disciplines. However, the high-stepping gait has also caused controversy and concern for animal welfare.

The Tennessee Walking Horse is descended from several different breeds of North American horses including the Standardbred, Morgan, Thoroughbred, and American Saddlebred. It was developed primarily in Middle Tennessee around 1800. The breed’s distinctive gaits were likely developed through natural selection as a means of survival on the rocky terrain of the Appalachian Mountains.

Early settlers to Kentucky and Tennessee found these “rocky mountain horses” to be sure-footed and able to cover large distances with little rest or food. They soon began to bred them for size, strength, and endurance making them an excellent choice for farm work as well as transportation. While all gaited horses perform some form of lateral motion (moving the legs on each side independently), the gait of the Tennessee Walking Horse is characterized by an exaggerated side-to-side movement which gives the appearance that they are gliding or floating across the ground.

This so-called “big lick” is achieved through extensive training which includes harsh bits, chains around their ankles called “pounding chains”, padded shoes called “stacks”, and other devices that force them to lift their front legs higher than normal resulting in an uncomfortable and often painful gait. While this artificial gait may be impressive to spectators at horse shows, it has come under scrutiny from animal welfare advocates who argue that it causes long term damage to the horse’s health. In recent years there has been increasing pressure from within the industry to phase out these controversial practices in favor of more humane training methods that still allow the horse to perform its unique gait without causing pain or long-term injury.

The use of stacks and chains is currently being phased out by many trainers although pounding chains are still allowed at some shows. There is also growing support for changing shoeing requirements so that only flat shoes are allowed instead of ones with thicker pads or elevated heels which can put undue strain on a horse’s legs.

Transvenous Electrocardioversion

Transvenous electrocardioversion (TVEC) is a medical procedure used to treat certain types of irregular heartbeat. It involves placing electrodes in the veins near the heart and delivering electrical shocks to the heart muscle. TVEC can be an effective treatment for irregular heartbeat, but it carries some risks.

The most common complication of TVEC is bruising or pain at the site where the electrodes were placed. Other potential complications include damage to the veins, heart rhythm problems, and blood clots. TVEC is generally considered safe, but there are some risks involved.

Talk to your doctor about whether TVEC is right for you.

New Procedure to Correct Equine Heart Rhythm Problem


What is the Most Common Cause of an Irregular Heart Rhythm in a Horse?

One of the most common causes of an irregular heart rhythm in a horse is atrial fibrillation (AF). AF is an electrical disorder of the heart that results in an irregular and often rapid heartbeat. It is the most common type of arrhythmia (irregular heartbeat) in horses, and can occur at any age.

While AF itself is not usually life-threatening, it can lead to other complications such as congestive heart failure and thromboembolic disease. Treatment for AF typically involves medications to control the heart rate and rhythm, as well as lifestyle changes such as exercise restriction and weight management.

How Do You Restore Heart Rhythm?

If you have an irregular heartbeat, or arrhythmia, there are a number of ways to restore your heart rhythm. Depending on the severity of your arrhythmia, your doctor may recommend medication, a pacemaker, or surgery. Medication: There are many types of medications that can help regulate heart rhythm.

These include beta blockers, calcium channel blockers, and antiarrhythmic drugs. Your doctor will choose the best medication for you based on the type of arrhythmia you have and other factors such as your age and health history. Pacemaker: A pacemaker is a small device that is implanted under the skin in your chest.

It uses electrical pulses to help control your heart rate. Pacemakers are often used to treat arrhythmias that cause your heart to beat too slowly. Surgery: In some cases, surgery may be needed to correct an irregular heartbeat.

Can You Ride a Horse With Afib?

Yes, you can ride a horse with AFIB. However, you should check with your doctor first to make sure that it is safe for you to do so. There are some risks associated with riding a horse when you have AFIB, such as falling off the horse and injuring yourself.

What is Tvec Horse?

The Tennessee Valley Equine Center, or TVEC, is a horse rescue and rehabilitation facility located in Chattanooga, Tennessee. The center was founded in 2006 by Dr. Barbara Dever and her husband Bob Dever. The Devers have a passion for horses and their mission is to provide a safe haven for abused, neglected and abandoned horses.

TVEC is a 501(c)(3) non-profit organization and all donations are tax deductible. TVEC provides a variety of services for horses in need including: rescue, rehabilitation, adoption, education and training. The center has a team of dedicated staff and volunteers who work tirelessly to care for the horses and give them the second chance they deserve.

If you are interested in adopting a horse from TVEC, please visit their website or contact them at (423) 648-1695.


A new procedure to correct an equine heart rhythm problem has been developed. The procedure, which involves the placement of a special device in the horse’s chest, is minimally invasive and has a high success rate.


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