Hormone Health•pmol/L
FT4 (Free Thyroxine)
Code: FT4
What is FT4 (Free Thyroxine)?
The unbound, biologically active form of T4, the main thyroid hormone.
Why is it measured?
Assesses thyroid function and helps diagnose thyroid disorders when considered with other thyroid markers.
Key Facts
- •Category: Hormone Health
- •Unit of Measurement: pmol/L
- •Test Code: FT4
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Learn moreTrack Your FT4 (Free Thyroxine) Levels
Upload your blood test results to BloodTrack and monitor your FT4 (Free Thyroxine) over time. Get personalized insights and spot trends early.