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88242:LDL SUBCLASSES | |||||||||
Alias Names: | Low Density Lipoprotein / Cholesterol | ||||||||
Methodology: | Electrophoresis (EP) | ||||||||
Edit Date: | 11/16/2010 | ||||||||
Performed: | Friday | ||||||||
Released: | 1-8 days after setup at PeaceHealth Laboratories’ reference lab | ||||||||
CPT Code: | 83701-90 / 82465-90 | ||||||||
Specimen Collection Details | |||||||||
Collection: | One 5 mL red top tube. Also acceptable: One 4 mL lavender top tube (EDTA). NOTE: Patient must fast 12 hours prior to collection. Patient must NOT be receiving heparin. | ||||||||
Handling: | Allow to clot, centrifuge and immediately separate serum or plasma from cells into a plastic vial. Label tube as ‘serum’ or ‘plasma.’ Refrigerate. | ||||||||
Stability: | 8 hours ambient, 14 days refrigerated, or 6 months frozen. | ||||||||
Standard Volume: | 1 mL serum or plasma | ||||||||
Minimum Volume: | 0.3 mL serum or plasma | ||||||||
Transport: | Refrigerated. | ||||||||
Comments: | LDL Type A: Indicative of Type A. Type A is characterized by mainly large buoyant LDL.
LDL Not Type A: Not indicative of Type A. Not Type A is characterized by mainly small dense LDL. Small dense LDL is associated with an increased risk of coronary artery disease. |
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Rejection Criteria: | Specimen from patient receiving heparin. |