She purrs but nothing else, her breathing is also louder and more frequent ,she has a thyroid problem and has medication for it, she doesn’t seem in any pain,I think there is a problem with … The disadvantages of radioactive iodine treatment include the need to travel to a facility that offers this treatment and the need for the cat to remain hospitalized until the level of radioactivity decreases to a safe level as determined by the state radiation control office (usually 1 to 3 weeks). A specific prescription diet can be fed to hyperthyroid cats to control the disease. Although thyroid tumors can be cancerous, the chances are less than 5 percent in cats. A nuclear medicine scan of the thyroid glands. increased amount of stool or diarrhea – from overeating and hypermotility (increased movement of the intestine). Home Care of Animal with Splints of Casts. The heart disease will reverse in many cats after successful treatment of hyperthyroidism. Hyperthyroidism can actually improve kidney function by increasing blood flow to the kidneys. The importance of nutrition in the treatment of this disease is very important. An ECG may be needed every 6 months based on the severity of the heart disease, if present. Cats that have had surgery may have recurrence of hyperthyroidism. Unfortunately the side effects you describe also seem to occur when the cat is under-treated - my old cat ate far better when I was on top of his pilling. CBD Use in Pets. If thyroid disease is a possibility, your veterinarian will likely order lab work to check for other geriatric or concurrent diseases. After this test the cat must be hospitalized for a few days while it clears the radioactive compound from its body. If your cat ever refuses the diet (now or in the future, perhaps when very elderly or ill), or has access to even small amounts of other food, they will become hyperthyroid again. A more serious side effect is the development of low blood cell counts which are more likely to develop during the first 3 months of treatment. If these signs occur, ... is the gold standard therapy for hyperthyroid cats and is a once-off treatment. This (thankfully) only happens in a small number of hyperthyroid cats – often before they are diagnosed and treated. Frequency of administration is determined by your veterinarian and usually based on T4 blood levels. Frequency of administration is determined by your veterinarian and usually based on T4 blood levels. Giving a cat a tablet can be tricky, some cats tolerate it well and others find it stressful. These cats are often restless because of it. These include poor appetite, vomiting, lethargy, jaundice and skin itchiness. Lab tests may include: There are three types of treatment for hyperthyroidism: All three treatments will reduce thyroid hormone levels and the signs of hyperthyroidism. The cat probably became a bit hypothyroid from the anti-thyroid meds and lost his appetite. It was obvious when to get him put to sleep - he suddenly went downhill one weekend. In fact, hyperthyroid kitties are sometimes so high-strung, it can seem as if they’ve had a few too many cups of coffee! The average age of cats with hyperthyroidism is 13 years of age; only about 5 % of hyperthyroid cats are younger than 10 years of age. Methimazole may produce side effects in cats including depression, vomiting and lack of appetite. Hyperthyroidism is the overproduction of thyroid hormone by the thyroid glands. We want to be sure we have the disease controlled and monitor for any other diseases that may develop. Cats with hyperthyroidism often develop a mass on their trachea. occasionally weakness – may be caused by generalized weakness in the muscles and muscle wasting. The heart may appear enlarged on x-ray or ultrasound and may show abnormal electrical activity on an ECG (electrocardiogram). Some owners (and their cats) find it difficult to give pills daily and may decide, after starting anti-thyroid pills, to later have their cat treated with radioactive iodine or surgery. Diet – 20% of cats with hyperthyroidism may be controlled with diet alone. In a normal cat, the lobes of the thyroid gland cannot be felt with your fingers. hyperthyroid cat. Methimazole may be used to reduce thyroid hormone levels to normal before surgically removing the thyroid gland(s). Radioactive iodine is given intravenously and will accumulate in the abnormal thyroid tissue killing the abnormal thyroid cells but sparing the normal thyroid cells. This is most often seen in females who are continually calling because they are in a season of heat but can be seen in any cat who has recently been very vocal. Laryngitis in cats may be one symptom of several illnesses such as calicivirus or infectious rhinotracheitis. The three therapies for the treatment of hyperthyroidism are usually successful. Enlarged thyroid glands can be surgically removed. Presence of one or more clinical signs (see Clinical Signs of Feline Hyperthyroidism) 2. This is a drug that is created at a compounding pharmacy. A CBC may also be needed to monitor for adverse effects of the thyroid treatment. periodic vomiting – from the effects of T4 on the vomiting stimulus to the nervous system and due to distension of the stomach from over-eating. High levels of thyroid hormone may cause heart disease. Since it was first diagnosed, the condition has become common in cats and is increasing still in prevalence. Heart disease may cause fluid to build up in or around the lungs. Prognosis Is Good with Early Diagnosis. Your veterinarian will refer you to one close by. Cats with serious heart disease and hyperthyroidism need to be treated for both diseases. aggressive or “cranky” behavior – also caused by increased metabolic rate. Hyperthyroid cats frequently experience reduced quality of life through weight loss, muscle deterioration, chronic vomiting or chronic diarrhea. This implies that there are genetic factors at work as well. Thyroid glands can be removed, which means your cat won’t need to be given medication anymore. Washington State University College of Veterinary Medicine, PO Box 647010Washington State UniversityPullman, WA 99164-7010, College Phone: (509) 335-9515College Office: Bustad Hall, Room 110, Center for the Study of Animal Well-Being, Symposium: Improving Learning Environments, India Lane Clinical Teaching Workshop: Feedback, Clinical Reasoning and Curriculum Integration, Cougar Orientation and Leadership Experience, Northwest Bovine Veterinary Experience Program, Humane Society Alliance Education Program, Examining and Medicating the Ears of Your Cat, Examining and Medicating the Eyes of Your Cat, Examining and Medicating the Ears of Your Dog, Examining and Medicating the Eyes of Your Dog. Iodine is an essential component of thyroid hormone and less dietary iodine means less thyroid hormone is produced. Radioactive iodine will also accumulate in ectopic thyroid tissue. 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