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GAMMA-HYDROXYBUTYRIC ACID SCREEN, SERUM/PLASMA

Synonym

GHB - Date Rape Drug - Xyrem

Specimen Collection Requirements

Collect

Serum or Plasma, two 7 mL plain red, gray (sodium fluoride/potassium oxalate), green (sodium heparin), lavender (EDTA) or pink (K2EDTA) top tubes

Handling

Promptly centrifuge and separate Serum or Plasma into a plastic screw-capped tube.

Preferred Volume

6.0 mL

Minimum Volume

2.4 mL

Transport

Refrigerated

Rejection Criteria

Light Blue (Sodium Citrate), Yellow (ACD - Acid Citrate Dextrose) top tubes or gel separation tubes (SST or PST)

Stability

Room Temperature: 7 days; Refrigerated: 7 days; Frozen (-20°C): 2 months

Testing Information

Performed

Tue, Thu

Reported

4-7 days

Method

Gas Chromatography/Mass Spectrometry

Referral Lab

National Medical Services (9326SP)

Reference Values

Reference Values

Interpretation provided.

Comments

All positive screens will be confirmed.

CPT Codes

80304

Last Updated: Wednesday, September 27, 2017 04:27:58 PM


Client Services: 503-413-1234