Ketamine and Metabolite Screen, Serum/Plasma

Test Code

KETAM

Alias/See Also

11123

CPT Codes
80307

Includes

Ketamine and Norketamine (metabolite)

Preferred Specimen

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

Minimum Volume

0.6 mL

Other Acceptable Specimens

2 mL plasma collected in an EDTA (lavender-top or pink-top) tube

Instructions

Promptly centrifuge and separate serum or plasma into a plastic screw-capped vial using approved guidelines.

Note: Minimum volume listed does not allow for repeat testing or confirmations

Transport Container

Plastic screw-capped vial

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 14 days
Refrigerated: 14 days
Frozen: 9 months

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

Polymer gel separation tube (PST) • Serum separator tube (SST)

Methodology
Gas Chromatography/Mass Spectrometry (GC/MS)

FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.

Setup Schedule

Set up: As needed; Report available: 5 days (If Positive: 9 days)

Reference Range

See Laboratory Report

Clinical Significance

Exclusion Screen

Performing Laboratory
National Medical Services
200 Welsh Rd
Horsham, PA 19044

Last Updated: May 5, 2023

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.