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Test Name:
Bromide, Serum or Plasma


  • SBMF No:
    44921
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    BROMIDE SP
  • ABN:
    Not required
  • CPT Code:
    80299
  • LOINC Code:
    1984-4
  • Ref Lab Test No:
    0090035
  • Also Known As:
    Triple Bromide
  • Spec Type:
    Serum or plasma
  • Spec Container:
    Red top (serum) or Lavender top (EDTA) tube
  • Pref Vol:
    1.0 mL
  • Min Vol:
    0.5 mL
  • Fasting:
    No
  • Spec Collect:
    Routine venipuncture
  • Spec Process:
    Serum sample tubes, clot 30 minutes
    Promptly centrifuge 15 minutes
    Immediately transfer serum or plasma to separate plastic tube
  • Spec Store Transport:
    Refrigerated
  • Spec Stability:
    After separation from cells:
    1 week room temperature (20-30°C)
    1 week refrigerated (2-8°C)
    Frozen (-20°C): Indefinitely – Do not use frost-free units that undergo repeated freeze/thaw cycles
  • Spec Reject:
    Whole blood
    Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution)
  • Spec Remarks:
    Separate serum or plasma from cells within 2 hours of collection
  • Methodology:
    Quantitative Spectrophotometry
  • Reference Range:

    Therapeutic Range:
    Sedation: 10-50 mg/dL (values > 50 mg/dL may be associated with mild toxicity)

    Epilepsy seizure control: 75-150 mg/dL (many patients will exhibit toxic symptoms within this range)
    > 150 mg/dL: May be associated with debilitating toxicity
    > 300 mg/dL: May be fatal

  • Day Run:
    Mon, Thu
  • Time Reported:
    2-6 days
  • Test Type:
    TOX-TDM