Red top (preferred) or SST tube.
0.5 mL serum
0.3 mL serum
Collect specimen in a red top (preferred) or SST tube. Centrifuge, aliquot serum into plastic vial and refrigerate or freeze. For long term storage, freeze at -20C.
Collect specimen in a red top (preferred) or SST tube.
Wednesday, Thursday and Sunday
8 hours
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Age 0-17 years: 3.8 - 18.4 mg/L Age >or=18 years: 5.5 - 17.0 mg/L Significant deficiency: < 3.0 mg/L Significant excess: > 40 mg/L.
Diagnosis or evaluation of patients with motor and sensory neuropathies, monitoring vitamin E status of premature infants requiring oxygenation, evaluation of patients with intestinal malabsorption of lipids.
Also available, Vitamin A and Vitamin E (VITAE).
1823-4
84446
KA023