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Test Code 0249334 Cholesterol, Low-Density Lipoprotein (LDL), Direct Measurement, Serum or Plasma

Methodology

Measured, Liquid Selective Detergent

Performing Laboratory

Alomere Health Hospital Laboratory

Specimen Requirements

Specimen Type: Serum
Collection Container/Tube:

Preferred: Gold (gel separator) or Red (plain)

Acceptable: Plasma, Green top Lithium heparin

Specimen Volume: 2.0 mL

Specimen Minimum Volume: 0.2 mL

Collection Instructions:

1. Patients are not required to fast prior to collection.

2. Directly measured LDL cholesterol may be invalid when triglycerides are >1,293 mg/dL.

 

Reject Due To:

Hemolysis: 4+

Lipemia: 4+

Specimen Transport Temperature

Refrigerated

Reference Values

0-130 mg/dL

 

The National Cholesterol Education Program (NCEP) has set the following guidelines (reference values) for cholesterol, LDL:

Desirable:  <130 mg/dL

Borderline high risk:  130 - 159 mg/dL

High risk:  ≥160 mg/dL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

83721