LDL, DIRECT (LDL)
: LDL, Low Density Lipoprotein Cholesterol
: Selective Enzymatic Hydrolysis
: < 100 mg/dL normal optimal target; 100 - 129 mg/dL near optimal; 130 - 159 mg/dl borderline high; 160 - 189 mg/dl high; ¡>190 mg/dL very high
: Light green PST (Lithium Heparin with gel) tube - 4.5 mL
: Red top tube - 5 mL; Serum with or without gel
: 2 microtainers
: 2 mL plasma
: 0.5 mL plasma
: Separate within one hour and store at 2-8ºC until delivery
: < 3 days at 4ºC; 6 months at -20ºC
Reasons for Rejection
: Hemolysis; improper collection
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