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Laboratory Test Directory
Keppra (Levetiracetam)
Components
| Name | Method | Department | Units |
|---|---|---|---|
| Keppra (Levetiracetam) |
Quantitative Enzyme Immunoassay |
Send Out | ug/mL |
Specimen Requirements
Serum Spun, Plasma Spun
| Container Type | Container Size | Specimen Volume |
|---|---|---|
PreferredRed tube, (no anticoagulant), No Gel |
3 mL | 1 mL |
AlternatePurple tube (EDTA) |
3 mL | 1 mL |
AlternateGreen tube (Lithium heparin), No Gel |
3 mL | 1 mL |
AlternateGreen tube (Sodium heparin), No Gel |
3 mL | 1 mL |
Stability
Refrigerated - 1 week(s)
Frozen - 1 month(s)
Room temperature - 1 week(s)
Specimen Preparation
- Centrifuge within 2 hours, separate supernatant and refrigerate
Reasons for Rejection
- Wrong collection tube
- Gross hemolysis
- Collected in tube with gel separator
Comments
Timing of collection: Pre-dose (trough) draw - At steady state concentration.
CPT Code
- 80177