Category: THYROID | Code: K4310
Triiodothyronine (T3)
Function
This test checks the level of T3 in the blood. This examination is used for the diagnosis of hyperthyroidism and monitoring of thyroid disease therapy. This test is often done in conjunction with the T4 and TSH tests.
| Test Schedule | Estimated Test Result | Container | Substance | Stability |
|---|---|---|---|---|
| Monday - Saturday | 1 day | Plain | Serum, 0.5 mL | 7 days, 2-8⁰C |
Condition
Not lysate and not lipemic
Method
Immunoassay (IA)
Score Reference
<1 Month: Not established 1-23 Months: 117-239 ng/dL 2-12 Years: 105-207 ng/dL 13-20 Years: 86-192 ng/dL >20 Years: 76-181 ng/dL