To assess thyroid function, clinicians typically determine blood levels of thyroid-stimulating hormone (TSH) and thyroxine (T4) and do not directly measure triiodothyronine (T3). However, findings ...

Normal TSH values vary widely depending on age, and the ranges of normal values are typically higher in older adults. This is important, as a select number of patients manifest recurrent symptoms ...

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 ...

Thyroid-stimulating hormone (TSH) levels show a significant association with the risk of papillary thyroid cancer (PTC) that appears gender-based, with lower-than-normal serum TSH levels years before ...

It is estimated that one million people within the UK are on levothyroxine (LT4). 1 The most common cause of primary hypothyroidism is deficient production of thyroid hormones (T4) and ...