Doctor's Data Inc

Cholesterol; serum

CPT Code


Specimen Requirements

1 mL Serum

  • Tubes should be centrifuged and aliquoted within 2 hours of collection
  • Do not take Metamizole (Dipyrone) immediately prior to drawing blood. This could results in false low results for Cholesterol and Triglycerides.

Collection Container/Tube

Red-top tube (no additive). Alternative: Serum gel separator tube. Can be performed on plasma - use an EDTA (purple-top) or Heparin (green-top) tube.

Transport Container/Tube

Clear plastic seru/plasma transfer vial

Minimum Specimen Volume

0.5 mL Serum

Rejection Criteria

Gross Hemolysis

Stability Information

Room temperature: 10 days
Refrigerated: 14 days
Frozen: 1 year
37°C/99°F: not tested



Turnaround Time

1 - 3 days

Reference Intervals

Sex Age
Both 1-19 years <170 mg/dL
Both 20-199 years <200 mg/dL