Lipoprotein Fractionation, NMR
Test code
CPT code(s)*
Test resources
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Details
Includes
LDL P, Small LDL P, LDL Size
HDL P, Large HDL P, HDL Size
Large VLDL P, VLDL Size
Methodology
Nuclear Magnetic Resonance
Assay category
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics Cardiometabolic Center of Excellence at Cleveland HeartLab. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Specimen requirements | |
|---|---|
| Patient preparation | Patient should be fasting 12 hours |
| Preferred specimen(s) | 2 mL serum collected in a red-top tube (no gel) |
| Minimum volume | 1 mL |
| Collection instructions | 1. Gently invert draw tube 5X (DO NOT SHAKE). 2. Let blood clot for 30-60 minutes at room temperature. 3. Centrifuge for 10 minutes. 4. Aliquot top layer from red-top draw tube and place SERUM in transport tube and dispose of draw tube. Label the transport tube as "No Additive Serum Red". ONLY ship No Additive Serum in transport tube. 5. Store and transport refrigerated. Specimen is stable at -20° for 10 days and -70° for 28 days but CANNOT BE SHIPPED ON DRY ICE. Note: Adults without other risk factors for heart disease should receive a lipid panel once every five years. Individuals who have had an abnormal lipid panel, or those who have other cardiovascular risk factors, may be tested more frequently. |
| Transport container | Transport tube |
| Transport temperature | Refrigerated (cold packs) |
| Specimen stability | Room temperature: Unacceptable Refrigerated: 7 days Frozen -20° C: Unacceptable Frozen -70° C: Unacceptable |
| Reject criteria | Gross hemolysis • Grossly lipemic • Serum separator tube (SST) • Sample received on dry ice |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
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