Blood Test Results For Hyperthyroidism In Cats

Low levels can happen with insulin shock or malabsorption syndromes and can cause weakness seizures or death serum urea nitrogen also known as blood urea nitrogen generally indicates.

Blood test results for hyperthyroidism in cats.

These tests are particularly necessary for older adults who may not have classic symptoms of hyperthyroidism. A diagnosis of hyperthyroidism is made when the level of thyroid hormone is increased in the blood. Elevated levels can indicate diabetes mellitus but in cats mildly elevated levels can also just indicate stress. Most hyperthyroid cats have very high levels of hormone but some cats will have signs of hyperthyroidism with normal or only slightly increased levels of thyroid hormone 1.

A baseline blood sample is taken followed by oral administration of liothyronine a synthetic form of t3 for seven doses followed by another blood sample. During a blood test for cats various chemicals in the blood stream are analyzed. T3 suppression test for cats diagnosis of feline hyperthyroidism can usually be accomplished by measuring t3 t4 and or free t4 in a single baseline blood sample. Understanding your cat s blood work results.

Felimazole methimazole is the only drug approved to treat the disease in cats. If the levels of those hormones are high your cat is hyperthyroid. Diagnosis of hyperthyroidism includes screening the hormone output of the thyroid as well as screening for other systemic disease. Thyroxine t4 is usually monitored in cats as they get older.

A high t4 might indicate the development of hyperthyroidism a commonly diagnosed condition in cats high thyroid levels can cause a myriad of different signs in cats including increased appetite weight loss eating non food items or wanting more human food and increased vomiting. As a result tests are run to prove or disprove an abnormal thyroid level. Let your doctor know if you are using biotin or a multivitamin with biotin. The t3 suppression test is used for diagnosing hyperthyroidism in cats that have normal t3 t4 and or free t4 concentrations but appear clinically hyperthyroid.

Thyroid blood tests may give false results if you re taking biotin a b vitamin supplement that may also be found in multivitamins. Hyperthyroidism results when the thyroid gland over produces thyroid hormones. This is achieved by running a complete blood count biochemistry panel urinalysis and total t4 tt4. T3 suppression test for cats whose t3 and t4 results are within normal parameters but the cat appears to be clinically hyperthyroid.

The results of feline blood tests are essential to helping veterinarians diagnose and treat medical conditions both within the blood itself as well as in organs such as kidney and liver.