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HelpTest Code LAB101 HDL Cholesterol
Useful For
Assessment of atherosclerotic risk. Elevated HDL‑cholesterol concentrations protect against coronary heart disease, whereas reduced HDL‑cholesterol concentrations, particularly in conjunction with elevated triglycerides, increase cardiovascular risk.
Methodology
Enzymatic Colorimetric
Performing Laboratory
Bozeman Health Laboratory Services
Specimen Requirements
Specimen Type: Plasma or serum
Container/Tube: Light-green top (lithium heparin gel), red top, or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL
Specimen Transport Temperature
Ambient/Refrigerated
Specimen Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma or Serum | Ambient | 72 hours |
| Refrigerated | 7 days | |
| Frozen | 3 months |
Reference Values
40-60 mg/dL
National Cholesterol Education Program (NCEP) guidelines:
< 40 mg/dL: Low HDL‑cholesterol (major risk factor for CHD)
≥ 60 mg/dL: High HDL‑cholesterol (“negative” risk factor for CHD)
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
83718