Gamma-Hydroxybutyric Acid, Serum or Plasma – Screen with Reflex to Confirmation/Quantitation
| CPT Code(s): | 80304; if positive add 80375 (Alt code: G0479; if positive add G0480) |
| Specimen Required: | Patient Preparation: 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 5 mL serum or Plasma to RDL Standard Transport Tubes. (Min: 2.4 mL) Storage/Transport Temperature:Refrigerated. Also acceptable: Room temperature or frozen. Stability:Ambient: 1 week; Refrigerated: 1 week; Frozen: 2 months |
| New York DOH Approval Status: | This test is New York DOH approved. |
| Aliases: |
