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Direct LDL Cholesterol

Important Note

This test will automatically be reflexed if Triglyceride is >400 mg/dl in a Lipid Panel.

Icon & Photos

Mint Green Top (Lithium Heparin Gel)

Specimen Requirements

Preferred:
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Minimum Volume: 1.0 mL Serum
Collection Instructions: Centrifuge within 2 hours
Also Acceptable:
Container/Tube: Gold Top (SST-Gel)

Specimen Stability

Ambient: 8 hours
Refrigerate: 48 hours
Frozen: aliquot for longer storage

Reference Range

Analyte

Age

Optimal

Near Optimal

Borderline High

High

Very High

LDL Cholesterol

0-17 Years

0-109 mg/dL

 

110-129 mg/dL

>130 mg/dL

  

>18 Years

0-99 mg/dL

100-129 mg/dL

130-159 mg/dL

160-189 mg/dL

>190 mg/dL

 

Methodology

Colorimetric

CPT

83701

Test Alias

LDLD

Useful For

Evaluation of cardiovascular risk.

Verification of estimated low-density lipoprotein cholesterol (LDL-C) in patients with hypertriglyceridemia or extremely low LDL-C.

Diagnosis of familial hypobetalipoproteinemia and abetalipoproteinemia.