FENTANYL, SCREEN, URINE WITH REFLEX TO CONFIRMATION

Specimen Required
Collect random urine. Send 10.0 mL urine (2.0 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Urine with preservatives
Vacutainer cup

Methodology
Enzyme Immunoassay

Stability
Room Temperature: 2 days; Refrigerated: 14 days; Frozen: 30 days

Reference Range
Negative
Confirmation is automatically performed on all positive screens at an additional charge.

Performed
Sunday-Friday

Turnaround Time1-3 days for screen
Test CodeUFEN5
CPT-4 Code (s)
80307, plus 80354 if reflexed to confirm, at an additional charge
LOINC Codes
Fentanyl:   58379-9  
Confirm for Fentanyl:   58381-5  
Confirm for Norfentanyl:   58383-1  
Creatinine:   2161-8  
Adulterants;   59061-2  

Warde
Medical
Laboratory