Specimen: 2 mL (1 mL min.) serum from 1 SST. Ship refrigerated or frozen.
Stability (Room): 2 hrs
Stability (Refrigerated): 1 weeks
Stability (Frozen): 4 weeks
Method: Chemiluminescent Immunoassay
Comment: This is the recommended test for T3 assay as it detects the biologically active fraction in circulating blood.
Price: Contact Medilab
Turnaround time (TAT): 5 hrs
Usage: 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.
Specialty: Endocrinologist, Physician
Disease: Disorders of Thyroid gland
Home Collection: Available
Pre-test Information: No special preparation required