Gamma-Hydroxybutyric Acid, Serum or Plasma - Screen with Reflex to Confirmation/Quantitation : ARUP Lab Tests

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Gamma-Hydroxybutyric Acid, Serum or Plasma - Screen with Reflex to Confirmation/Quantitation : 0091193

Mnemonic: GHB SP

Methodology:	Qualitative Gas Chromatography-Mass Spectrometry/Quantitative Gas Chromatography-Mass Spectrometry
Performed:	Varies
Reported:	3-10 days
Specimen Required:	Collect: Plain red, lavender (EDTA), or pink (K₂EDTA). Also acceptable: Gray (sodium fluoride/potassium oxalate) or green (sodium heparin). Specimen Preparation: Separate serum or plasma from cells within 2 hours. Transfer 6 mL serum to ARUP Standard Transport Tubes. (Min: 2.4 mL) Storage/Transport Temperature: Refrigerated. Also acceptable: Room temperature or frozen. Unacceptable Conditions: Separator tubes or citrate buffered tubes. Stability (collection to initiation of testing): Ambient: 1 week; Refrigerated: 1 week; Frozen: 1 week

Reference Interval: By report
CPT Code(s):	80100; if positive add 82542
Cross References:	GHB (Gamma-Hydroxybutyric Acid, Serum or Plasma - Screen with Reflex to Confirmation/Quantitation), Xyrem (Gamma-Hydroxybutyric Acid, Serum or Plasma - Screen with Reflex to Confirmation/Quantitation)

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