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Test Name:
Flecainide, Serum or Plasma
- SBMF No:
44024 - Performance Lab Name:
ARUP Laboratories - Test Mnemonic:
FLECAIN - ABN:
Not required - CPT Code:
80299 - LOINC Code:
3638-4 - Ref Lab Test No:
0090003 - Also Known As:
Almarytm, Apocard, Ecrinal, Flecaine, Tambocor - Spec Type:
Serum or plasma - Spec Container:
Red top (serum), Lavender top (EDTA), Green top (heparin), or Gray top (fluoride/oxalate) tube - Pref Vol:
2.0 mL - Min Vol:
0.5 mL - Fasting:
No - Spec Collect:
Do not use gel-barrier tubes for specimen collection
Routine venipuncture - Spec Process:
Serum sample tubes, clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum or plasma to separate plastic tube - Spec Store Transport:
Refrigerated - Spec Stability:
After separation from cells:
6 weeks room temperature (20-30°C)
6 weeks refrigerated (2-8°C)
6 weeks frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Reject:
Sample collected in gel-barrier tube - Spec Remarks:
DO NOT collect in gel separator tubes or gels of any kind; drug loss is immediate and no testing will be performed - Methodology:
Quantitative Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) - Use:
Therpaeutic Drug Monitoring - Reference Range:
Therapeutic Range:
0.20-1.00 µg/mL
Toxic: > 1.50 µg/mL - Day Run:
Sun-Sat (daily) - Time Reported:
2-3 days - Test Type:
TOX-TDM
