1 x 3 mL or 4.5 mL light green (mint) top PST tube. Gold top SST tube also acceptable.
1.0 mL heparinized plasma or serum Minimum Whole Blood Volumes for Micro-Collections using Microtainers Collection can be combined in one 5 mL PST or SST tube with other thyroid tests.
Age
Male/Female
Units
1 day
11.00-36.00
mU/L
2 days
8.00-20.00
3 days
1.00-11.00
4 days-150 years
0.20-6.00