Hypothyroidism In Dogs – Explained

Hypothyroidism in dogs

Hypothyroidism In Dogs

Hypothyroidism in dogs is one of those common diseases your dog will at least suffer for once in their life span. Hypothyroidism is directly connected to the metabolic activities in the body and when a dog suffers from Hypothyroidism it makes difficult for them to churn out their food.

What Is Hypothyroidism?

The thyroid gland in the neck makes a hormone called thyroxine which deputizes the metabolism in the body. When a dog suffers from Hypothyroidism, this gland doesn’t makes enough of the hormone which results in abnormal metabolic process.

Hypothyroidism in dogsHypothyroidism in dogs is free of age and breed, it affects dogs of all ages but it is most commonly found in Golden Retriever, Boxer Dogs, Irish Setters and Dobermans. Hypothyroidism is mostly found in middle aged dogs between 5 to 10 years old. Spayed females and Neutered males have a high risk of getting this disease, as of this day the vets are not sure what is the reason behind it. In the majority of cases, hypothyroidism in dogs turns the immune system against the thyroid.

Symptoms of Hypothyroidism in dogs

  • Hair Loss on the back of hind legs and tail
  • Thin Coat
  • Flaky Skin
  • Dark and Black Patches on Skin (Not red ones)
  • Muscle Loss
  • Weight Gain
  • Decreased Heart Rate
  • Ear Infections
  • Sluggish Behavior
  • Seizures and Blood Vessel Problems

Diagnosis of Hypothyroidism In Dogs

For the diagnosis of  Hypothyroidism in dogs, your vet will conduct a series of blood test, and no matter what is the reason for the Hypothyroidism, the treatment is the same.

Treatment of Hypothyroidism In Dogs

Hypothyroidism in dogs
Hair loss due to Hypothyroidism

If you find out your dog is suffering from hypothyroidism, you must immediately take him to the vet. Good news is that Hypothyroidism in dogs isn’t life threatening diseases, and its inexpensive to and quite easy to treat. Your dog will be put on some oral drugs for the rest of his life and you should not show any laziness in providing the drug. This drug is basically a man made hormone called L-thyroxine and your vet would recommend the dose as per the dog’s condition.

If you wish to neuter your male dog, remember that it would increase the risk of hypothyroidism THREE times.



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Hi, I am Jeni Peterson and I’m a graduate of Florida Medical College with a degree in Rehab Work. Our sole motive is to provide “Quality Information” to the online community seeking answers to their everyday issues related to pets.