Propoxyphene & Metabolite, Serum or Plasma, Quantitative PPXYCF

Method(s) Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Specimen Required
Collect

One 5 mL gray (sodium fluoride/potassium oxalate) top tube. Also acceptable: Plain red, green (sodium heparin), lavender (EDTA), or pink (K2EDTA) top tubes.

Transport 1 mL serum or plasma at 2-8°C. (Min: 0.5 mL)
Stability

After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 3 years (avoid repeated freeze/thaw cycles)

Unacceptable Conditions

Separator tubes. Plasma or whole blood collected in light blue (sodium citrate) top tubes.

Schedule Mon
Billing Code 5011546
CPTCode 80367 (Alt code: G0480)
Preferred Specimen Collection Device(s)
Reference Interval

Positive cutoff: 10 ng/mL

No Appointment Necessary
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12 Patient Service Centers in Central New York.

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