How to diagnose feline hyperthyroidism
In recent years, as concerns about pet health issues have increased, feline hyperthyroidism (hyperthyroidism) has become one of the hot topics. This article will combine the hot content on the Internet in the past 10 days to introduce in detail the diagnosis method of feline hyperthyroidism, and provide structured data so that readers can quickly obtain key information.
1. Common symptoms of feline hyperthyroidism

Feline hyperthyroidism usually presents with the following symptoms. If you find that your cat has the following abnormalities, it is recommended to seek medical treatment in time:
| Symptoms | frequency of occurrence |
|---|---|
| weight loss | 85% |
| increased appetite | 75% |
| Polydipsia and polyuria | 60% |
| Abnormal behavior (such as irritability) | 50% |
| thinning hair | 40% |
2. Diagnosis method of feline hyperthyroidism
The following examination methods are required to diagnose feline hyperthyroidism, and the veterinarian will choose the appropriate method according to the specific situation:
| Check items | Description | Accuracy |
|---|---|---|
| Blood test (T4 test) | Measuring thyroid hormone T4 levels, initial screening | 90% |
| Free T4 test (fT4) | More accurate hormone level testing for suspected cases | 95% |
| Thyroid ultrasound | Observe thyroid morphology to aid diagnosis | 80% |
| Thyroid scan (nuclide scan) | The gold standard for diagnosing hyperthyroidism, but requires specialized equipment | 98% |
3. Treatment and care of feline hyperthyroidism
Once diagnosed, treatment options for feline hyperthyroidism include medications, surgery, or radioactive iodine therapy. Here's a comparison of common treatments:
| Treatment | Advantages | Disadvantages |
|---|---|---|
| drug treatment | Low cost, suitable for most cats | Long-term medication is required and may have side effects |
| surgical treatment | Strong curative effect | The risk is high and professional veterinary operation is required. |
| radioactive iodine therapy | High cure rate and few side effects | Expensive and requires special facilities |
4. Recent hot discussions: Prevention and diet of feline hyperthyroidism
In the past 10 days, the entire discussion on cat hyperthyroidism has focused on prevention and dietary management. The following are hot topics:
5. Summary
Feline hyperthyroidism is a common endocrine disease in elderly cats and can be diagnosed through symptom observation and professional examination. Early detection and treatment can significantly improve your cat’s quality of life. If you suspect your cat is sick, please contact your veterinarian promptly for detailed examination.
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