Testosterone Free
This test measures the amount of free testosterone in the blood, unbound to proteins. It is useful in diagnosing conditions like low testosterone or testosterone excess.
About the Test
Free testosterone, serum measures the unbound fraction of testosterone that is biologically active and readily available to tissues.
It provides a more accurate reflection of hormonal activity compared to total testosterone alone.
- Measures active testosterone
- Not bound to proteins
- Reflects true hormonal activity
- Blood-based test
- Often combined with total testosterone
Why Consider This Test?
Free testosterone, serum is useful when total testosterone levels are inconclusive. It helps diagnose hormonal disorders more accurately.
- Detects androgen imbalance
- Useful in PCOS diagnosis
- Helps assess male hypogonadism
- Clarifies borderline total testosterone results
- Supports infertility evaluation
Who Should Get Tested?
- Men with low testosterone symptoms
- Women with PCOS symptoms
- Infertility cases
- Patients with hormonal imbalance
- Individuals with abnormal total testosterone
More Information
- Often measured with SHBG
- Morning sample preferred
- May vary with age and health
- Helps guide hormone therapy
- Requires clinical correlation
- Testosterone, Free
Test code
3248FT
CPT and Loinc codes
Department
- Endocrinology
Turn around time
Same Day
Test run frequency
Every Day TIME - 12:30
Performing locations
16 labs across India
Specimen vol. and vacutainer information
| Specimen | Vacutainer | Volume |
|---|---|---|
| Serum | Yellow Vacutainer | .5 ML |
Specimen stability information
Serum
Package price
₹2100
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₹2100