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Test Code ZG358 Apolipoprotein E (ApoE) Isoform (Quest)

Important Note

These are collection and handling instructions for approved testing at Quest Diagnostics.

Additional Codes

Quest:12563

Methodology

Liquid Chromatography/Mass Spectometry (LC/MS)

Performing Laboratory

Quest Diagnostics

Specimen Requirements

Phlebotomist:

Container/Tube: Lavender-top or Pink-top (EDTA) tube

Specimen Volume: 1.0 mL of EDTA plasma

Spin and pour off within 1 hour. Refrigerate.

 

Processing:

Place specimen in the Quest tray in the refrigerator. Call Quest for pick-up.

Specimen Transport Temperature

Refrigerated

Specimen Stability Information

Temperature Time
Refrigerated 14 days
Frozen 32 days
Ambient 72 hours

 

Day(s) Test Set Up

Set up Wednesday; Report available 3-10 days.

 

Test Classification and CPT Coding

TBD

Reference Values

Not Established