Specimen Requirements
Title
FENTANYL AND METABOLITE SCREEN
Specimen Requirement
Serum: Collect in red top tube
Plasma: Collect in lavender top/EDTA
Promptly centrifuge and separate serum or plasma into a plastic screw-capped vial. Indicate on transport vial “serum/red top” or “plasma/lav top”.
Methodology
Stability
Room Temperature 14 days; Refrigerated 1 month
Reference Range
By Report*
Turnaround
5-7 days Performed Tues, Fri
Clinical Use
Test Code
FENW