Free Thyroxine (ft4)
Testing 1 Parameters
- Fasting not required
- Sample Type: SERUM
Free T3 or total T3 test is Used to assess Thyroid Gland Function and to Diagnose a Thyroid Disorder
Free Triiodothyronine (ft3) by Thyrocare is a group test is now available at a discounted price of Rs. 300 which is inclusive of taxes. Fasting is not required Free Triiodothyronine (ft3) and sample can be collected at your home.
Educational guide only. Thyrocare report values shown above should be treated as the lab-specific source when available; general ranges can vary by lab, method, age, pregnancy status and medical history.
| Range style | Lab-specific pg/mL or pmol/L | Use the Thyrocare report range first. |
| High FT3 | Above lab range | May support hyperthyroid review, especially with low TSH. |
| Low FT3 | Below lab range | May be seen in thyroid or severe illness context. |
| Active thyroid hormone | Measures the unbound active T3 fraction. | |
| Hyperthyroid support | Useful when symptoms suggest high thyroid activity. | |
| Panel context | Complements TSH and FT4. |
| Symptoms | Palpitations, sweating, weight loss, tremor, loose stools, anxiety. | |
| Risk context | Known thyroid disease, thyroid nodules or medicine monitoring. | |
| Follow-up users | People with abnormal TSH/FT4 needing fuller thyroid review. |
| Fasting | Usually no special fasting. | |
| Medicine timing | Thyroid medicines can influence results. | |
| Interpretation | FT3 alone should not decide treatment. |
Free Home Sample Collection
Free Triiodothyronine (ft3) is a health checkup package which includes 1 important parameters.
Get tested for Free Triiodothyronine (ft3) at fully automated diagnostic laboratory Thyrocare which has Centralized Processing Lab (CPL) in India for esoteric tests and Regional Processing Labs in major cities of India.
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