Thyroxine (T4) is the main hormone your thyroid makes. Your thyroid hormones are important because they control how your body uses energy from the food you eat. (Photo Credit: iStock/Getty Images) T4 ...
You may be looking to test your thyroid function if you’ve noticed concerning changes in your metabolism, digestion, body temperature, or fertility. At-home thyroid testing may be a less expensive ...
Thyroid level tests, including the TSH test, help doctors diagnose thyroid conditions, including hypothyroidism or hyperthyroidism. Treatment may include hormones or other medications. The thyroid is ...
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Thyroid blood tests: Types and what results mean
Thyroid blood tests help figure out how well your thyroid gland is working. TSH helps the thyroid gland know when to make more thyroid hormones. Free T4 is the type of hormone that becomes active when ...
A radioactive iodine uptake (RAIU) tests the function of your thyroid gland, which helps regulate your metabolism. It works by measuring how much radioactive iodine is absorbed by the thyroid gland, ...
RADIOIODINE (I131) has been used extensively in the diagnosis of thyroid disorders, and many tests have been developed. 1–3 Most of these tests are based on two aspects of thyroid activity: the ...
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