Facts You Need To Know About Enlarged Heart In Cats


The heart has four chambers –two of which atop, the left and the right aorta. Further, the two other chambers are at the bottom –the left and right ventricles. Dilated cardiomyopathy is a heart condition, which affects the ventricular muscles. Mainly, it is characterized by the enlarged, or dilated heart chambers, as well as the reduced ability of contraction. The enlarged heart in cats causes the heart to be overloaded, and may often cause congestive heart failure. In today’s day and time, enlarged heart in cats is relatively rare, as most cat food manufacturers started adding taurine supplements to their foods, confirming further about the relationship. Give this article a read and get to learn more about this feline heart condition.

Enlarged Heart in Cats: What is this feline malady?

The veterinarian might use the terminology –dilated cardiomyopathy in describing the disease of an enlarged heart, precisely the weakening or loss of cardiac muscle, which leads to the reduced function, as well as perchance to congestive heart failure.

Moreover, an enlarged heart in cats is a malady in felines wherein the muscle of the heart tends to increase in size, because of so many different possible reasons. This particular increase is what causes the heart to function much harder in pumping the very same amount of blood, thus resulting in reduced proficiency and probably heart failure. Although it’s used to be much more common, a connection between enlarged heart and taurine deficiency has been recognized, thus leading cat food corporations to add taurine in their food product, as well as an ensuing significant drop of the enlarged heart in cats. It is worth remembering that the outdoor cats or the cats that are fed with diets, which aren’t based on the commercial cat food, might still be at a high risk for deficiency in taurine.

Causes of Cat Enlarged Heart

Now, it is extensively believed that the lack of taurine was the main cause of the enlarged heart in cats, yet with the adding of taurine into the cat’s food, it has essentially been set. Additionally, modern instances have no solitary cause, which may be determined, rather, there are numerous possible known causes, including:

  • Genetic predilection to the enlarged heart
  • Viruses Parasites

Supposing the lack of taurine isn’t the cause of the cat’s engorged heart, an in-depth checkup may be essential.

Symptoms of Cat Enlarged Heart

The cats that has enlarged hearts may often have a wide array of symptoms, and varying on the cat’s age, these might be erroneous for merely an indication of being a senior. Merely vet exam may help in pinpointing the condition for sure. The major symptoms of enlarged heart in cats include:

  • Difficulty breathing, perchance with cough
  • Abnormal heart rhythm
  • Partial paralysis, since the blood clots starts to become more common
  • Weakness or sluggishness
  • Lack of appetite
  • Listlessness

Prognosis of Cat Enlarged Heart

The vet may need to observe the cat, specifically the heart’s sounds, as well as the capacity of the cat to breathe on its own. In case the cat stops eating suddenly, displays any signs of overall disinterest or great fatigue, has a hard time breathing, or acts in a way that shows partial pain or paralysis in one certain region, it’s a nice idea to have it checked as soon as possible. 

Moreover, on the day of examination, a vet may be listening for the cat’s throbbing heartbeat, a heart murmur, weak pulse, as well as some other irregular heart rhythms. Additionally, the breathing of the cat may potentially be strenuous as the fluid accumulates all over the lungs and heart, an illness known as effusion. Additional examination via blood drawing may indicate heart damage through the evaluation of the creatinine levels, a muscle breakdown chemical marker, and an increase that may suggest a cardiac damage. Finally, an echocardiogram will be the best exam for the diagnosis of the enlarged heart, and may be the next process in the initial exam suggests a cardiac enlargement.

Treatments for Cat Enlarged Heart

The treatment for enlarged heart in cats involves the reduction of enlargement of the heart and the reduction of the amount of fluid accruing in the chest. This may help in improving the breathing, as well as allow the doctor much more time in establishing a cause. If it’s already determined that the lack of taurine is the causal condition of the enlarged heart in cats, taurine may be administered, yet even in these instances, the diagnosis is not really good.

Once the cats start to display symptoms of swollen heart, it may be too late in treating it effectively. Unless the cat is not actually eating a processed cat food, the lack of taurine isn’t the main cause, hence ascertaining the cause might take time. For most of the part, the treatment is actually concentrated on the improvement of the heart function while a certain cause may be proven.


Please enter your comment!
Please enter your name here