Free Thyroid Function Test, Free

600

This test measures the free fraction of T3 & T4 hormones. A free fraction is a fraction which is not bound to proteins and is free for reaction. FT3 & FT4 are important in patients with hypoproteinemia and / or hyperproteinemia. The test includes FT3, FT4, and TSH-Ultra.

Test information: Fasting not necessary, but preferred

Reporting: Within 6 hours*

  • Fasting is not necessary but preferred. 
* For details, please see service-related policies

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