91103      Flecainide
Specimen:
  Collect: One 10 mL Red Top

Also Acceptable
One 4 mL Lavender (EDTA)
One 4 mL Green Top (Na Heparin)
One 4 mL Gray Top
One 6 mL Pink Top (EDTA)
One 4 mL Green Top (Li Heparin) 
  Submit: 2 mL (Min:0.5 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
2 mL (Min:0.5 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Special Handling: Separate from cells ASAP
Specimen Preparation: Separate serum or plasma from cells within 6 hours of collection.

Storage/Transport Temperature: Refrigerated. 
  Rejection Criteria: Use of separator tubes
Gel separator tubes or gels of any kind
Drug loss is immediate and no testing will be performed 
  Stability: Ambient: 6 Week(s); Refrigerated: 6 Week(s); Frozen: 6 Week(s); Incubated: Unacceptable 
Methodology: Quantitative Liquid Chromatography-Tendem Mass Spectrometry 
Performed: Sun-Sat 
Reported: 2-3 Day(s) 
CPT Codes:
82491
Interpretive Data:
General Reference Range : 0.20-1.00 ug/mL