LDL Direct (LDL)

Department: Chemistry
Test Synonym(s): LAB102, LDL, Low Density Lipoprotein Cholesterol
CPT Codes: 83721
Methodology: Measured, Liquid Selective Detergent
Reference Range: Consensus 0-150 yrs: Optimal - <100 mg/dL, Near or Above Optimal 100 - 129 mg/dL; Borderline High 130 - 159 mg/dL; High 160 - 189 mg/dL; Very High >=190 mg/dL
Tube Type: Light green top PST (Lithium Heparin with gel)
Specimen: Plasma
Pediatric Requirements: 1 light green top microtainer
Volume: 1 mL plasma
Minimum Volume: 1 light green top
Temperature: Separate within 3 hours and store at 2-8C until delivery
Stability: Room temperature: 1 day; Refrigerated: 5 days; Frozen: 3 months
Reasons for Rejection: Hemolysis; improper collection
Days Performed: Daily
Times Performed: Continuous
Special Instructions: Plasma seperated from cells within 3 hours of collection

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