Phenobarbital
Test Mnemonic
PHEN
CPT Codes
- 80184 - QTY (1)
LOINC ®
3948-7
Performing Laboratory
Cleveland Clinic Laboratories
FDA Category
In Vitro Diagnostic
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | Sodium or Lithium heparin (Green) | Ambient | Do not collect in a gel separator tube. Centrifuge and transfer plasma/serum to a CCL tube and transport ambient. |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Plasma | EDTA (Lavender) | Ambient | Do not collect in a gel separator tube. Centrifuge and transfer plasma/serum to a CCL tube and transport ambient. | |
| 1 mL | Serum | No additive (Red) | Ambient | Do not collect in a gel separator tube. Centrifuge and transfer plasma/serum to a CCL tube and transport ambient. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 7 Days |
| Refrigerated | After separation from cells: 7 Days |
| Frozen | After separation from cells: 1 Year |
Days Performed
Sun - Sat
Turnaround Time
8 hours
Methodology
| Name | Description |
|---|---|
| Kinetic Interaction of Microparticles in a Solution |
Reference Range
| Phenobarbital | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | 10.0 - 40.0 | ug/mL | Years | 99 Years | Urgent | > 60.0 | ug/mL |
Special Info
Do not collect in a gel separator tube. Draw once steady state is achieved.