Free T3 is a supplemental test to TSH and free T4 for confirmation of thyroid status. This assay also helps to monitor thyroid hormone replacement therapy. Elevated levels are associated with Thyrotoxicosis or excess thyroid hormone replacement.
2 mL (1 mL min.) Serum from 1 SST. Ship refrigerated or frozen.
CLIA
Daily
Free T3 is a supplemental test to TSH and free T4 for confirmation of thyroid status. This assay also helps to monitor thyroid hormone replacement therapy. Elevated levels are associated with Thyrotoxicosis or excess thyroid hormone replacement.