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Test Code LAB102 LDL, Direct Measure

Clinical Information

This test measures low-density lipoprotein (LDL) in serum or plasma samples using a photometric assay.

Synonym

  • LDL

Specimen Required

Preferred Container/Tube: Mint Green Top
Acceptable Container/Tube: Mint Green Top, Gold SST Top
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 24 hours
Refrigerated: 5 days

Rejected Due To

  • Gross hemolysis
  • Gross icterus
  • Quantity not sufficient
  • Quality not acceptable

Reference Values

<100 mg/dL

Method Description

Enzymatic colorimetric

Cautions

 In some cases of monoclonal gammopathies (especially Waldenstrom's macroglobulinemia with very high concentrations of IgM), direct LDL results may be unreliable.

Performing Lab

Clinical Lab UH

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

LDL, Direct Measure

CPT Code Information

83721

LOINC Code Information

18262-6