second. &nbsp. How to use the Elapsed Time Calculator: Set each date to a time in the past or the future, or NOW. (Click on NOW and change to Choose a date if you want to set both dates.) Click and type or use the arrows to change the year.
A TSH test measures the amount of thyroid stimulating hormone (TSH) in your blood. TSH is produced by the pituitary gland and tells the thyroid gland to make and release the hormones thyroxine (T4) and triiodothyronine (T3). See also: T3 test.
slide 3 of 7. What is the sTSH Blood Test? TSH is measured to determine the amount of Thyroid Stimulating Hormone circulating in the blood. sTSH, or sensitive TSH, is a 3rd generation blood test that is more accurate than previous generations of the test. Because of it's sensitivity, diagnosis of thyroid problems can be made earlier, sometimes leading to treatment or monitoring before any symptoms have developed.