Item Value
Test name T3, Total
Available Stat? No
Turn around times 0 to 2 days
In House Availability Monday - Saturday (day shift)
Performed by China Basin Chemistry
Normal range
Age Male Female
0-12 months 0.9-3.1 nmol/L 1.6-3.5 nmol/L


Age Male & Female
1-5 years 1.6-3.1 nmol/L
6-10 years 1.6-2.8 nmol/L
11-14 years 1.0-2.9 nmol/L
15-18 years 1.1-2.7 nmol/L
>18 years 0.9-2.4 nmol/L


Adult reference ranges adopted from manufacturer reference range studies (95% CI) and verified in-house using blood donor samples (N=124) (excluding autologous donors) on no medications and negative for anti-Tg and TPO antibodies.

Pediatric reference ranges adopted from Clinical Biochemistry 42 (2009) 885-891. Canadian Laboratory Initiative on Pediatric Reference Interval Database (CALIPER).
Container type Gold top or Light Green top
Amount to Collect 1 mL blood
Sample type Serum or plasma

If you have additional questions regarding this test, please call: 415-353-1667