A thyroid-stimulating hormone test measures the levels of this hormone in the body. The test helps determine whether or not the thyroid, a small gland in the throat, is functioning correctly. The ...

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 ...

The widespread use of biotin supplements in the general population, particularly at high doses for therapeutic and nutritional purposes, has raised concerns regarding its interference in immunoassays.

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 ...

If a person wants to carry out a thyroid test, they may consider one of the following from these popular companies. None of these companies state that the Food and Drug Administration (FDA) approves ...

A TSH test measures blood levels of the thyroid stimulating hormone to diagnose a thyroid disorder. Your doctor will order a TSH test if you exhibit thyroid disorder symptoms like hair loss or fatigue ...