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HelpTest Code LAB2687 10-OH Oxcarbazepine Level
Clinical System Name
10-OH Oxcarbazepine Level
Synonyms
Oxcarbazepine metabolite
Trileptal
Eslicarbazepine acetate
Oxcarbaz
Oxcarb
Sample Requirements
Specimen: Whole blood
Container(s): Gold SST, Gold Microtainer, Lt. Green/Li Heparin Microtainer, Dark Green/Sodium Heparin, Red
Preferred Vol: 1 mL
Minimum Vol: 1 mL
Note: Trough level preferred. Volume can be shared with Gabapentin, Lacosamide, Lamotrigine, Levetiracetam (Keppra), Topiramate, Zonisamide, and Rufinamide
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: Refrigerate serum or plasma with labels in CPA refrigerator, FrigE rack. May be stored in same tube with Clobazam, Gabapentin, Lacosamide, Lamotrigine, Levetiracetam (Keppra), Topiramate, Zonisamide, and Rufinamide (0.5 mL min).
Off-site collection: Spin blood; refrigerate in plastic aliquot tube. Avoid freeze/thaw cycles.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| serum or plasma in gel separator | Room temp | 2 h |
| separated serum or plasma | Room temp | 2 d |
| Refrigerated | 6 w | |
| Frozen | 3 m |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N |
T, Th, Su (run overnight, result available next day) |
2 - 4 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem West
Phone Number: 206-987-2617
CPT Codes
80183
Methodology
Method: LC/MS/MS
Analytical Volume: 0.3 mL serum or plasma
Limitations:
Reference Range
Therapeutic range: 10 - 35 mcg/mL