Free Thyroxine Index by Access Med Labs

Reference Guide

Access Med Labs

Free Thyroxine Index

Access Med Labs

About the Test

The results of T Uptake along with T4 are combined mathematically to provide an estimate of the free hormone concentration.

Lab Test Comparisons

To help you choose the best test for your patients, we’ve built lab test comparisons!
Select any lab tests to compare up to 18 key characteristics between them. You also have the ability to copy & share a link to your comparisons to anyone inside or outside of Rupa!

Food Sensitivities - IgG, IgA

Total Immunoglobulins

Hormones - Blood

Urine Mycotoxins

Organic Acids

Neurotransmitter Testing

Patient Collection Instructions

More Resources

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Biomarkers

Total Thyroxine

T3 Uptake

Free Thyroxine Index

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