Heart block (Mobitz type II) in dogs happens when the heart’s electrical impulses don’t work properly. The condition can slow down a dog’s heart rate.
Technically, the condition is also known as second degree atrioventricular block.
The condition is rare. But older dogs are at higher risk of it. Additionally, certain breeds including Pugs, American Cocker Spaniels, and Dachshunds can be predisposed to the condition.
If you see the signs of the condition in your dog, then get to a veterinarian for a proper diagnosis and treatment.
Here’s what you should know about the symptoms, causes, and treatments for the condition.
Symptoms of Heart Block (Mobitz Type II) in Dogs
The condition produces a range of symptoms. For example, some of the most common symptoms include:
- Fainting
- Diarrhea
- Loss of appetite
- Collapse
- Vomiting
- Acting weaker than normal
- Acting lethargic
However, in some cases the condition is asymptomatic. This means that a dog will show no symptoms.
Causes of Heart Block (Mobitz Type II) in Dogs
The cause of the condition can be a number of things. For instance, some of the most common causes include:
- Heart infections (viral and bacterial)
- Trauma
- Parasites
- Cardiomyopathy
- Side effects of medication (particularly digoxin)
Additionally, older dogs are most at risk of developing the condition. Also, the Pug, Dachshund, American Cocker Spaniel, and Doberman Pinscher breeds of dog can be predisposed to the condition.
Treatments for the Condition in Dogs
Firstly, your vet will ask about your dog’s symptoms. Secondly, your vet will ask about your dog’s medical history. This will include problems specific to certain breeds.
Thirdly, a full physical examination will be carried out. Blood and urine tests will be taken. Your vet will also check your dog’s blood pressure.
Usually, an electrocardiogram is used to monitor your dog’s heart. This can confirm the condition.
Thankfully, in many cases of the condition, treatment is not needed. However, if an underlying condition is causing the problem, this will be treated. Additionally, some dogs with the condition will benefit from having a pacemaker fitted.
In general, dogs with this condition can switch to a special diet and monitored exercise routine. Your vet can help formulate a safe plan for your dog.
Finally, you can read more about general heart health tips for your dog here.
Have you ever cared for a dog who suffered from this condition? How did your vet help your dog recover? Let us know in the comments section below.
