Fentanyl and Norfentanyl, Serum

Test Code
40065

CPT Codes
80354

Preferred Specimen
2 mL serum collected in a red-top tube (no gel)

Minimum Volume
1 mL

Instructions



Transport Temperature
Room temperature

Specimen Stability
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 14 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum separator tubes (SST)

Methodology
Chromatography/Mass Spectrometry

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Set up: Mon, Wed, Fri; Report available: 3-5 days

Reference Range
Fentanyl 1.0-3.0 ng/mL
Norfentanyl See Laboratory Report


Clinical Significance
Fentanyls are extensively used for anesthesia and analgesia. There are fentanyl transdermal patches available that are used in chronic pain management.

Performing Laboratory
Quest Diagnostics Nichols Institute Valencia
27027 Tourney Road
Valencia, CA 91355



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.