Serum in red top or serum separator tube, lavender top.
Specimen
0.5 mL serum and 1.0 mL EDTA whole blood.
Test Description
Superchem with SDMA, CBC, and Total T4.
The most comprehensive chemistry panel with SDMA (CSA010), a Complete Blood Count (CBC), and a Total T4.
Interferences: T4 evaluation can be affected in a hemolyzed or moderately lipemic sample. Lipemia can falsely decrease T4 results. Lipemia can falsely elevate TSH results.