Triiodothyronine (T3) is a thyroid hormone. It plays an important role in the body's control of metabolism.
A laboratory test can be done to measure the amount of T3 in your blood.
Triiodothyronine; T3 radioimmunoassay
Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band...Read more
Last month, the weather was sunny and crisp here in New England, so I drove to a scenic side road not far away and actually went for the... Read more »