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HelpTest Code NBLD0402 Fentanyl with Metabolite Confirmation, Urine
Additional Codes
Mayo Test Code: FENTU
Useful For
Detection and confirmation of illicit drug use involving fentanyl
Performing Laboratory
Mayo Medical Laboratories in Rochester
Specimen Type
UrineSpecimen Required
Collection Container/Tube: Clean, plastic urine collection container
Submission Container/Tube: Plastic, 10-mL urine tube (T068)
Specimen Volume: 3 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
Additional Information:
1. No specimen substitutions.
2. No STATS are accepted for this procedure.
3. For situations where chain of custody is required, a Chain-of-Custody Kit (T282) is available. For chain-of-custody testing, order FENTX / Fentanyl with Metabolite Confirmation, Chain of Custody, Urine.
4. If urine creatinine is required or adulteration of the sample is suspected, the following test should be requested, ADULT / Adulterants Survey, Urine. For additional information, please refer to ADULT / Adulterants Survey, Urine.
5. Submitting less than 3 mL will compromise our ability to perform all necessary testing.
Specimen Minimum Volume
2.1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerated (preferred) | 14 days |
| Frozen | 14 days | |
| Ambient | 72 hours |
Reference Values
Negative
Day(s) and Time(s) Performed
Monday through Thursday
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
80354
G0480 (if appropriate)
Reject Due To
|
Hemolysis |
Mild OK; Gross OK |
|
Lipemia |
NA |
|
Icterus |
Mild OK; Gross OK |
|
Other |
NA |
Method Name
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)