For more than twenty-five years, TSH methods have been able to detect the TSH elevations that are characteristic of primary hypothyroidism. Modern-day TSH methods however, with their enhanced ...

Levothyroxine (L-T4) and not dessiccated thyroid, is the preferred long-term replacement medication for hypothyroidism. A serum TSH result between 0.5 and 2.0 mIU/L is generally considered the ...

One test measures the three main thyroid hormones: thyroid-stimulating hormone (TSH), triiodothyronine (T3), and thyroxine (T4). The other test measures antibodies as well as hormone levels.

Thyroid stimulating hormone (TSH) is produced by the pituitary gland, another hormone-producing organ in the head. This in turn causes the thyroid to produce T3 and T4, which play a role in the ...