Test Details

Mnemonic

COEZQ

Ordering Code

3711260

CPT-4 Code(s)

82542

Specimen Information

Patient Preparation

Fasting is not required. Patients should not take Coenzyme Q10 supplements the morning of the test. They may take other nutritional supplements prior to testing.
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Collect

Serum separator tube (SST)
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Specimen Preparation

Centrifuge, separate and send 1.0 mL serum refrigerated in an amber screw capped plastic vial. PROTECT FROM LIGHT.
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Alternate Specimen

Serum: Red top
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Minimum Volume

0.3 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

Specimen not light protected
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Stability

Room temperature: Unacceptable
Refrigerated: 14 days
Frozen: 6 weeks
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Methodology

Liquid Chromatography/Tandem Mass Spectrometry
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Reference Range

>0.35 ug/mL
Optimal relative risk >0.35
High relative risk <0.36
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Performing Laboratory

Quest Valencia
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