Can Heart Murmer Cause Seizures In Dogs?

by | Last updated on January 24, 2024

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Dogs that have heart disease with an abnormal heart beat (called an arrhythmia), can pass out in a manner that looks just like a seizure

. Sometimes syncope can be difficult to differentiate from a seizure.

Should I put my dog down if he has seizures?


If your dog only experiences one seizure and is otherwise healthy, then you don't need to consider putting it down

. However, if your dog is having multiple seizures and does not respond well to treatment, then euthanasia may be the best decision for both you and your pet.

How long can an older dog live with a heart murmur?


Many dogs live a long time after being diagnosed with a heart murmur, and some can even live years after being diagnosed with

. If you have any questions or concerns about murmurs, please contact your veterinarian.

What are the symptoms of a heart murmur in a dog?

  • Exercise intolerance.
  • Lethargy or weakness.
  • Panting, coughing, or difficulty breathing.
  • Pale gums or mucus.
  • Distended abdomen or bloated appearance.
  • Fainting or collapse.

Are seizures in dogs common?


Seizures are not uncommon in dogs

. Some breeds are much more prone to having them than others, but all breeds can suffer from seizures at some point in their lives. Seizures in dogs may be caused by a variety of factors, including diet, age, hereditary problems, underlying disease, and more.

How can I prevent my dog from having seizures?


Reducing stress and limiting changes to your dog's environment

can help to prevent seizures, as stress is known to ‘trigger' seizures. Feeding your dog a healthy diet, keeping an eye on their blood sugar and getting them checked regularly by your daytime vet will also come in handy.

How bad is a stage 5 heart murmur in dogs?

Grade 5 –

Very loud and can be heard even when the stethoscope is barely touching the chest

. They can also be felt by holding a hand against the chest. Grade 6 – Like a grade 5, these murmurs are very loud and can be felt by touching the chest; they are also the most severe.

What are the symptoms of a dog dying from heart failure?

A dog with congestive heart failure may

cough, have trouble breathing, experience fatigue, loss of appetite, or might die suddenly

.

Is a heart murmur painful for dogs?

“An innocent or physiologic heart murmur is a heart murmur that has

no impact on the dog's health

.” An innocent or physiologic heart murmur is a heart murmur that has no impact on the dog's health.

Why is my senior dog having seizures?


Senior dogs are more prone to kidney and liver disease

. As either of those organs fail, toxins build up in their blood stream. When these toxins reach the brain, seizures can occur.

What is the life expectancy of a dog with seizures?

Approximately 40-60 percent of dogs with epilepsy have one or more episodes of cluster seizures or status epilepsy, and a mean lifespan of only

8 years

, compared to 11 years for those with epilepsy without episodes status epilepsy.

How many seizures is too many for a dog?

Yet, several seizures in a row or a seizure that lasts longer than five minutes is considered an emergency situation that can be life-threatening. Call your vet immediately. The occurrence of

more than three seizures in a 24-hour period

is also an urgent matter that requires a trip to the vet right away.

How bad is a stage 4 heart murmur in dogs?

Grade IV murmurs are

loud and can be heard on either side of the chest

. Grade V murmurs are very loud and can be heard with a stethoscope without difficulty, and can also be felt by holding a hand against the dog's chest.

When should I worry about a heart murmur in my dog?

If your dog has a heart murmur and you see coughing, congestion, change in breath sounds or rapid breathing, exercise intolerance, weakness or “fainting,” gray or blue gums, abdominal distention, or lethargy, you should most certainly seek medical attention.

What are the early signs of congestive heart failure in dogs?

  • Coughing.
  • Constant panting.
  • Struggling to breathe.
  • Breathing at a fast rate, especially when in a resting state.
  • Reluctance or refusal to exercise.
  • Getting tired more easily on walks or during play.
  • Fatigue.
  • Blue-tinged gums.

How do I know if my dog is having mini seizures?

What Are the Symptoms of Seizures? Symptoms can include

collapsing, jerking, stiffening, muscle twitching, loss of consciousness, drooling, chomping, tongue chewing, or foaming at the mouth

. Dogs can fall to the side and make paddling motions with their legs. They sometimes poop or pee during the seizure.

What dog breeds are more prone to seizures?

Your dog is most likely to suffer from seizures if he or she is a

Belgian Tervuren, Shetland sheepdog, beagle, Labrador retriever, golden retriever, keeshond, or vizsla

. Other breeds more prone to seizures include the Finnish spitz, Bernese mountain dog, Irish wolfhound, and English springer spaniel.

What can I give my dog after a seizure?

After dogs come out of a seizure,

a little all-natural vanilla ice cream, honey, or natural maple syrup

will help to raise their sugar levels back up. Follow with a protein such as little kibble, cheese stick, a spoonful of cottage cheese, chicken, etc. to help stabilize those sugar levels.

What not to feed a dog that has seizures?

Things to Avoid


Chemical preservatives, such as BHA, BHT and ethoxyquin

may increase seizure activity, as well. At least initially, organ meats such as livers and kidneys should be avoided. An article in Whole Dog Journal suggests that the diet of a dog with seizures should be free of gluten.

What toxins can cause seizures in dogs?

According to the ASPCA,

caffeine, dark chocolate, mushrooms, theobromine, ethanol, and xylitol

can cause your dog's seizures.

Can anxiety cause seizures in dogs?


Stress is a trigger commonly reported by owners

, and may be caused by a variety of situations including changes in the environment, changes in routine, car rides, thunderstorms, and visits to the vet to name a few. Other owners report certain foods or medications seem to trigger seizures in their dog.

What are the end stages of congestive heart failure in dogs?

  • Frequent coughing.
  • Coughing up foam, or bloody foam.
  • Labored breathing.
  • Lethargy.
  • Weakness, or inability to exercise.
  • Fainting episodes.
  • Distended abdomen.
  • Decrease in appetite.

Can a dog live a normal life with a heart murmur?

The good news is that

many dogs live a good, healthy life with a heart murmur, as long as they are getting the correct treatment and lifestyle changes have been made if needed

. Early detection is a key success factor for a better prognosis with heart conditions.

Can bad teeth cause heart murmur in dogs?

The answer is that

bacterial from marked dental disease will intermittently lodge in the heart – especially the leaky valves that are causing the murmur

. They also reach other body filters like the liver and kidney.

Can heart problems cause seizures in dogs?


Dogs that have heart disease with an abnormal heart beat (called an arrhythmia), can pass out in a manner that looks just like a seizure

. Sometimes syncope can be difficult to differentiate from a seizure.

When should a dog with congestive heart failure be put down?

  1. Constant coughing.
  2. Coughing up foam, or bloody foam.
  3. Labored breathing.
  4. Lethargy.
  5. Fainting episodes.
  6. Distended abdomen.
  7. Decrease in appetite.
  8. Blue, purple, or muddy gums and tongue.

How long can a senior dog live with congestive heart failure?

6 However, once congestive heart failure develops, survival time is expected to be

between 6 and 14 months

.

James Park
Author
James Park
Dr. James Park is a medical doctor and health expert with a focus on disease prevention and wellness. He has written several publications on nutrition and fitness, and has been featured in various health magazines. Dr. Park's evidence-based approach to health will help you make informed decisions about your well-being.