Carisoprodol and Metabolite, Serum, Plasma or Blood

Test Code

312

CPT Codes
80299

Includes

Carisoprodol and Meprobamate

Preferred Specimen

2 mL serum collected in a red-top tube (no gel), or plasma collected in an EDTA (lavender-top) tube

Minimum Volume

1 mL serum/plasma • 2 mL whole blood

Other Acceptable Specimens

5 mL whole blood collected in an EDTA (lavender-top) tube

Instructions

Centrifuge serum or plasma specimens within 1 hour of collection, immediately separate serum or plasma from "the cells into a sterile, plastic, screw-capped vial(s)," and send at room temperature to the laboratory. Do not centrifuge whole blood specimens.

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 5 days
Refrigerated: 14 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Serum separator tube (SST)

Methodology
Gas Chromatography (GC)

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-Sat; Report available: Next day

Reference Range

Carisoprodol	10-40 mcg/mL
Meprobamate (Carisoprodol metabolite)	5-30 mcg/mL

Clinical Significance

Test is for Therapeutic Drug Monitoring (scope: Carisoprodol and Meprobamate Metabolite).

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.