Lamotrigine

Test Code
22060


Alias/See Also
LAB475


CPT Codes
80175<br><strong>This test is not available for New York patient testing at med fusion-Lewisville, TX.</strong><br><strong>Orders for New York patients will be redirected to Quest Diagnostics Nichols Institute-Chantilly, VA for testing.</strong>

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


Patient Preparation
Draw 1/2 to 1 hour before next dose at steady-state

Minimum Volume
0.5 mL


Other Acceptable Specimens
Plasma collected in: EDTA (lavender-top) tube or sodium heparin (green-top) tube


Transport Container
Transport tube


Transport Temperature
Refrigerated (cold packs)


Specimen Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly lipemic • Gel barrier/serum separator tube (SST)


Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

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 FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

This test is not available for New York patient testing at med fusion-Lewisville, TX.
Orders for New York patients will be redirected to Quest Diagnostics Nichols Institute-Chantilly, VA for testing.

Setup Schedule
Tues-Sat


Report Available
3-5 days


Reference Range
2.5-15.0 mcg/mL


Clinical Significance
Lamotrigine is an anticonvulsant drug used as adjunctive treatment for refactory partial seizures.


Performing Laboratory
med fusion
2501 South State Hwy 121, Suite 1100
Lewisville, TX 75067-8188




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.