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.
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate and send 1.0 mL serum refrigerated in an amber screw capped plastic vial. PROTECT FROM LIGHT.
Alternate Specimen
Serum: Red top
Minimum Volume
0.3 mL
Transport Temperature
Refrigerated
Rejection Criteria
Specimen not light protected
Stability
Room temperature: Unacceptable
Refrigerated: 14 days
Frozen: 6 weeks
Refrigerated: 14 days
Frozen: 6 weeks
Methodology
Liquid Chromatography/Tandem Mass Spectrometry
Reference Range
>0.35 ug/mL
Optimal relative risk >0.35
High relative risk <0.36
Optimal relative risk >0.35
High relative risk <0.36
Performing Laboratory
Quest SJC