Heart murmurs can develop over a cats lifetime but remain benign. These might include weight loss lack of appetite trouble breathing pale mucous membranes and lethargy.
Heart Murmurs In Cats
Murmurs are commonly described as a whooshing sound and are a result of unstable blood flow in the heart.
Heart murmur in cats. Heart murmurs may indicate an underlying heart disease. A heart murmur occurs when theres turbulence in the blood as it flows through the heart. What Causes Heart Murmurs in Cats.
The cat heart disease feline cardiomyopathy can also contribute to heart murmurs. Extra heart vibrations that are produced as a result of a disturbance in the blood flow -- enough in fact to produce audible noise -- are referred to as murmurs. Heart murmurs in adult cats that are not linked to a diagnosable disease are called physiological murmurs.
However in some cases the origin of the murmur cannot be identified on echocardiographic examination even by experienced clinicians. This results in an abnormal noise which can be heard by your vet when listening with a stethoscope. A heart murmur means that in addition to the normal lub-dub heart sounds a vet can also hear extra sounds when listening with a stethoscope.
Generally cats with higher grades of heart murmurs have other physical symptoms if your vet suspects a cardiac issue. They are often caused by stress and gradually disappear when the cats environment is changed. A heart murmur is an unusual sound that can be heard with a stethoscope when listening to a cats heartbeat.
A heart murmur is an abnormal sound that we hear when we listen to the cats chest caused by increased turbulence in the blood flow through the heart says Wilde. Hyperthyroid disease is the leading cause of heart murmurs in cats. It would be best to have rechecks for her so that your veterinarian can listen to her heart and lungs and monitor the cough.
The diagnosis of a feline heart murmur is made via cardiac auscultation ie. The murmur may first appear at 6-8 weeks of age and a kitten with an innocent heart murmur will usually outgrow it by about 4-5 months of age. Your vet may detect a heart murmur or other sign that indicated early disease.
The murmur is audible as a whooshing or swishing sound that occurs during the normal cycle of the heartbeat. A heart murmur can indicate a disease of the heart muscle called cardiomyopathy which is the most commonly acquired heart disease in cats says Bliss. Heart Murmurs in Cats.
Cardiomyopathy can also cause stroke in cats which occurs when blood clots develop in the heart chamber due to increased blood turbulence. A heart murmur is nearly always diagnosed by a veterinarian listening to your cats heart with a stethoscope often during a routine health check. Murmurs are graded on a scale of 1 through 6 based on intensity or loudness.
The best way to prevent heart failure in your cat is to take your cat to the vet at least once a year for a routine wellness exam. A heart murmur is caused by turbulent blood flow within the heart or the large vessels exiting from the heart. Often the murmurs are classified according to a variety of characteristics including their timing.
This disease can be treated using a combination of medication therapies andor surgery. Sometimes these murmurs can only be detected later in life. Why Do Cats Have Heart Murmurs.
This type of murmur is benign not harmful. The severity and causes of congenital murmurs vary widely. However heart murmurs in cats are often associated with disease of the heart muscle called cardiomyopathy.
Heart murmurs result from additional blood flow to the heart. The sooner your cats heart disease is detected the better the chance of treating it before the signs become severe. Studies suggest that 30 to 50 percent of cats with a murmur have structural heart disease 1 she says.
Because most cats 88 with a heart murmur had heart disease in this study if a heart murmur is detected in an apparently healthy cat echocardiography is recommended to determine the cause of the heart murmur and the presence of heart disease. She may have what is called a physiologic murmur that will go away as she gets older but those are uncommon in cats. Hypertrophic cardiomyopathy the most common type of heart disease in cats causes the muscular walls of the heart to thicken decreasing the hearts efficiency.
Usually these murmurs are found during puppy and kitten exams. It may be hard to detect if your cat is sick. This is placed over the cats thorax where the heart is located.
Heart murmurs in cats are not common even as kittens. Heart murmurs are very common in cats. Some animals are born with a congenital heart murmur due to structural defects within the heart.
A heart murmur may be heard by your vet when he or she listens to your cats heart. Listening to the internal sounds of a body using a stethoscope. Some normal adult cats may have an intermittent heart murmur that shows up when their heart rate is increased due to stress.
This can indicate an irregularity with blood flow between the hearts valves which could affect oxygen and nutrients levels as blood is pumped around the body. Heart murmurs are detected commonly in apparently healthy cats during routine physical examination and Doppler echocardiography ultimately is required to identify the source of flow turbulence causing the murmur. MeSH terms Animals Cat Diseases diagnostic imaging.
If severe these cats will develop heart failure which is life threatening. Occasionally if the murmur is very loud a diagnosis can be made simply by feeling a buzz when a hand is placed on the cats chest this is known as a pre-cordial thrill.