Casandra
Casandra Test Code QD95970Version 1 (DRAFT)
Performing Lab
Selenium, Blood
Clinical Use
Order TestUse
Determines the concentration of selenium in blood, a trace mineral essential for the function of selenoproteins such as antioxidant glutathione peroxidase and thyroid hormone metabolism. Selenium status assessment may aid in evaluating nutritional sufficiency and associated health impacts.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Mass Spectrometry
Biomarkers
Selenium
AnalyteSelenium
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
5 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Whole Blood
Volume
2 mL preferred (1 mL minimum)
Minimum Volume
1 mL
Container
EDTA trace metal‑free (royal blue‑top) tube
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