Flecainide

Test Code

5309

CPT Codes
80181

Preferred Specimen

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

Minimum Volume

0.5 mL

Other Acceptable Specimens

Plasma collected in an EDTA (lavender-top) tube

Instructions

Optimum time to collect sample is 1 hour before next dose.

Transport Container

Plastic screw-cap vial

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 5 days
Refrigerated: 7 days
Frozen: 30 days

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

Gel barrier/serum separator tube (SST®) • Gross hemolysis • Lipemia

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: Tues, Thurs; Report available: 3-7 days

Reference Range

0.20-0.99 mcg/mL

Clinical Significance

Monitoring the Flecainide concentration is used to assure compliance and avoid toxicity of this cardiac drug used to treat ventricular tachycardia and premature contractions.

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.