T3 Free (FT3)

Fasting Required: No

Specimen: Blood

Results: 2-3 business days

Description: This test is used to evaluate thyroid function. It is primarily used to diagnose hyperthyroidism. It is also used to assess abnormal binding protein disorders and to monitor thyroid replacement and suppressive therapy.

Methodology: Immunoassay

Alternative Name(s): Free T3, Triiodothyronine

Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.