Collection Notes: Grossly hemolyzed and grossly icteric specimens will be rejected.
Clinical Utility: Total cholesterol is useful in the diagnosis of atherosclerosis, hepatic disease, hyperlipoproteinemia, and thyroid diseases.
Serum (1 mL)
Ambient 8 Hours
Refrigerated 6 Days
Frozen 3 Months
Lithium heparin plasma (1 mL)
Ambient 8 Hours
Refrigerated 6 Days
Frozen 3 Months
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