TSH with Reflex to Free T4

For suspicion of hyperthyroidism or hypothyroidism. An abnormal TSH result will reflex to a free thyroxine (T4) test to aid in diagnosis and guide further testing if needed. - Interpretation is not included in this service. Dr. Siebecker will not see or review your test, is not involved in this order and is not your doctor. - NOTE: You will not be notified when results are ready. Please check back for your results.