Thyroid level tests, including thyroid-stimulating hormone (TSH) and free T4, help diagnose underactive or overactive thyroid. Doctors may also check free T3, calcitonin, thyroglobulin, or thyroid ...
Hypothyroidism is when the thyroid gland does not produce enough thyroid hormones, whereas hyperthyroidism is when the thyroid gland produces too much. The conditions have different symptoms and ...
The thyroid-stimulating hormone (TSH) test measures the amount of TSH in the blood to convey how well a person’s thyroid functions. Normal levels are typically 0.4 to 4.0 milliunits per liter (mU/L) ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results