What are Commonly ordered thyroid blood tests?
Blood samples can be used to check the levels of TSH, T3, and T4. If your TSH is abnormal, your doctor will likely test TSH first, followed by T3 and T4.
TSH TESTING
Blood samples can be used to check the levels of TSH, T3, and T4. If your TSH is abnormal, your doctor will likely test TSH first, followed by T3 and T4.