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T3 Uptake:

Coupon Codes not valid for this testing.
Fasting Required: No
Lab: Quest Diagnostics
Specimen: Blood
Results: Average processing time 2-3 days
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.

Description: The T3 uptake test helps to estimate the amount of TBG in the blood which in turn can help to determine how much T3 and T4 are unbound or free and able to affect the body's systems.

Alternative Name(s): Resin Uptake, T3 Index, Triiodothyronine, Resin Uptake (T3), T3U, T3RU, T3 Resin Uptake, T3 (Triiodothyronine), Hanolsky Uptake Test