Feline Hyperthyroidism is a disorder that occurs when the feline thyroid gland produces an excess of thyroid hormone. An excess of thyroid hormone affects all of the cat’s organ systems. Feline Hyperthyroidism occurs when the feline thyroid gland produces an excess of thyroid hormone. This often occurs in cats in their middle age or senior years, and is common across both sexes and all breeds. Some symptoms of feline hyperthyroidism include weight loss, changes in behavior, excessive or decreased appetite, increased water intake, hyperactivity or lethargy, and excessive shedding. Read more about feline hyperthyroidism and its symptoms.

About RadioIodine Therapy

RadioIodine therapy is the preferred treatment method for cats with feline hyperthyroidism. The treatment involves one injection just under the skin followed by a 2-5 day stay in the Thyro-Cat hyperthyroidism treatment facility. No anesthesia is required and thyroid function will typically return to normal after one month. Most cats only need one treatment.

Feline hyperthyroidism is a serious condition that occurs in cats. If you suspect that your cat may be suffering from this disorder, or have questions regarding what feline hyperthyroidism is, how it affects your cat’s thyroid, symptoms, or anything related to the condition, this section is for you. Please use the following feline hyperthyroidism directory to learn more.

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Symptoms of Hyperthyroidism

Feline hyperthyroidism, caused by excessive production of thyroid hormones, is a common condition in older cats. But unlike well-known conditions and diseases such as Rabies, it can be difficult to spot feline hyperthyroidism as symptoms can start slowly and be subtle. Some are often falsely attributed to aging by well-meaning owners.

Cat hyperthyroidism can be deadly if left untreated. But it doesn’t have to be. If it is caught early, most cats can fully recover through feline hyperthyroidism radioiodine treatment. As a pet owner, it’s important to keep an eye out for the most common feline hyperthyroidism symptoms. If you’ve noticed these changes in your cat, make an appointment with your veterinarian right away.

  1. Excessive thirst and increased urination – This is a common feline hyperthyroidism symptom, occurring in approximately one half of all cats diagnosed with feline hyperthyroidism. It can also indicate kidney problems. Either way, cats exhibiting this feline hyperthyroidism symptom should be taken to the veterinarian.
  2. Increased appetite and weight loss – If your cat is eating more but losing weight, he may be exhibiting a symptom of feline hyperthyroidism. Because the thyroid helps regulate metabolism, sudden changes in food intake and weight can be cause for alarm. However, this typically occurs early in the progression of feline hyperthyroidism. If you can catch a feline hyperthyroidism symptom quickly, you increase the chances of successfully treating your cat.
  3. Anxiety – Signs of anxiety in a cat – including pacing, yowling for no apparent reason, and restlessness – are a common symptom of feline hyperthyroidism. This is due to increased stimulation in the nervous system which is a common occurrence in cats with feline hyperthyroidism.
  4. Changes in coat – Cats with hyperthyroidism often experience changes their coat. For cats with long hair, their coat will often appear dull, matted, and unkempt. Cats may also groom obsessively, leading to bald spots.

This list of feline hyperthyroidism symptoms is not exhaustive, but it should provide a good starting point for concerned pet owners. Remember, feline hyperthyroidism is often treatable when caught early. If your cat is exhibiting these symptoms, it’s time to schedule an appointment with your veterinarian.