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HelpTest Code LDL2 Low Density Lipoprotein (LDL) Cholesterol, Direct
Performing Laboratory
Hunterdon Medical Center Laboratory
Useful For
LDL cholesterol has been targeted as the key factor in atherosclerosis and coronary artery disease. Lowering the LDL is a primary target of various cholesterol-lowering therapeutic agents.
Special Instructions
Fasting specimen: (12-14 hours)
Specimen Required
| Container/Tube | |
| Acceptable | PST (Li Hep) Gel- Mint Green Top |
| Acceptable | SST |
| Specimen Volume | 3.0mL |
| Minimum Volume | 1.0mL |
Specimen Type
Plasma/Serum
Specimen Transport Temperature
Ambient
Specimen Stability
| Specimen | Temperature | Time Frame |
| Plasma | Refrigerated 2-8°C | 7 days |
| Serum-gel tube | Refrigerated 2-8°C | 7 days |
Updated June 2020
Day(s) Test Set up
Monday through Sunday
Reference Values
| NHLBI Recommendations | Adults >18 years |
| Optimal | <110 mg/dL |
| Near or Above Normal | 110-129 mg/dL |
| High | >130 mg/dL |
Methodology
Homogeneous enzymatic colorimetric assay.
CPT Code
83721
Loinc Code
18262-6