Oxcarbazepine or Eslicarbazepine Metabolite (MHD)
Label Mnemonic: OXCBZ
Epic Lab Code: LAB484
Downtime Form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Specimen Instructions:
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Collection Medium:
Red top tube 5 mL (Clot Activator)
Preferred Minimum: 1 mL serum
Absolute Minimum: 0.5 mL serum
Rejection Criteria:
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
Delivery Instructions:
Deliver to laboratory within 1 hour of collection.
Turn Around Time:
1-2 days upon receipt at reference laboratory
Reference Range:
Therapeutic Range: 3 - 35 μg/mL Toxic: > 40 μg/mL
Interpretive Data:
Assayed as the monohydroxy metabolite (MHD). No critical range has been established.
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
CPT Code: