Test Code LAB0249334 Cholesterol, Direct LDL, Plasma or Serum
Methodology
Measured, Liquid Selective Detergent
Performing Laboratory
CentraCare Laboratory Services
Specimen Requirements
Submit only 1 of the following specimens:
Specimen Type: Plasma
Container/Tube: Green top (Lithium heparin & PST)
Specimen Volume: 0.5 mL
Specimen Minimum Volume: 0.25 mL
Collection Instructions: Label specimen appropriately (plasma).
Specimen Type: Serum
Container/Tube: Gold top (SST) & Red top (Serum & No Additive)
Specimen Volume: 0.5 mL
Specimen Minimum Volume: 0.25 mL
Collection Instructions: Label specimen appropriately (serum).
If collecting using a red top with no gel separator, the serum must be removed within 1 hour of collection.
Specimen Transport Temperature
Refrigerated: 5 days
Not recommended to be frozen.
Reference Values
Optimal: <100 mg/dL
Above optimal: 100-129 mg/dL
Borderline high: 130-159 mg/dL
High: 160-189 mg/dL
Very high: ≥190 mg/dL
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
83721