LDL Cholesterol, Direct




Test Mnemonic

LDLDCT

CPT Codes

  • 83721 - QTY (1)

LOINC ®

18262-6

Includes

  • Direct LDL-Chol
  • VLDL-Cholesterol if indicated

Performing Laboratory

n/a


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLPlasmaLithium heparin PST (Lt. Green) Refrigerated 

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold)   

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.2 mL     

Stability

Environmental Condition Description
Ambient8 hours
FrozenAfter separation from cells: 30 days
RefrigeratedAfter separation from cells: 7 days

Days Performed

Sun - Sat

Turnaround Time

8 hours

Methodology

Name Description
Enzymatic 

Reference Range

Direct LDL-Chol
Sex Age From Age To Type Range Range Unit
   Years19 YearsNormal< 110 mg/dL
 20 Years99 YearsNormal< 100mg/dL
VLDL-Cholesterol
Sex Age From Age To Type Range Range Unit
   Years9 YearsNormal<15mg/dL
 10 Years19 YearsNormal<18mg/dL
 20 Years99 YearsNormal<30mg/dL

Special Info

n/a

Clinical Info

Evaluation of hypercholesterolemia and/or coronary artery disease risk, monitoring of anti-hypercholesterolemia therapy.

Clinical Limitation

n/a

Clinical Reference

n/a