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The test uses a single enzymatic reagent to determine the total cholesterol in the patient's blood.

Test Utility

Cholesterol levels are used to determine the risk for developing coronary artery disease. They are also used to diagnose and treat disorders of lipid and lipoprotein metabolism.

Specimen Collection and Preparation

Serum or plasma sample in the following tubes:

  • Serum separator tube (gold or tiger top)

  • Lithium Heparin (green top)

Specimen Storage and Stability

Sample should be centrifuged at 3000 rpm for 15 minutes within 2 hours of collection, and plasma separated as soon as possible.

Store serum or plasma at the following temperatures:

  • Room temperature: Not indicated

  • Refrigerated: 2°C to 8°C up to 7 days

  • Frozen: -20°C or lower up to 3 months. Samples should only be thawed once.

Specimen Rejection

  • Insufficient sample volume

  • Sample not stored at proper temperature

  • Frozen whole blood

  • Severely hemolyzed samples

  • Severely lipemic specimens

  • Specimen labeled incorrectly or not labeled

  • Potassium oxalate or Sodium fluoride samples

Reference Pages


Monday – Saturday

Result available within 24 hours of receipt in laboratory

NOTE: Specimens are refrigerated (2-8°) for 7 days before disposal


Vibra Health Laboratory

1307- A, Allen Dr

Troy, MI 48083

(248) 846-0663

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