The Thyroid Profile measures thyroid function, which plays an important role in regulating your metabolism and your body's "thermostat". Physicians use this thyroid blood test to diagnose both hyper and hypothyroidism (over and underactive thyroid disease).
Significant deviations from the normal range may require further evaluation by your physician.
Thyroid Profile w/ TSH: T3 Uptake; T4 (Thyroxine), Total; Free T4 Index (T7); Thyroid-Stimulating Hormone (TSH);
Tri-iodothyronine (T3) Total
No fasting required.
Estimated turnaround for results is 3 business days. If confirmation testing is required, the estimated time may be extended.