| Specimen: |
| |
Collect: |
One 10 mL Red Top
Also Acceptable
One 4 mL Lavender (EDTA) |
| |
Submit: |
2 mL (Min:0.5 mL) Serum. Submit Ambient. Submit in a Standard Transport Tube.
Also Acceptable
2 mL (Min:0.5 mL) Plasma. Submit Ambient. Submit in a Standard Transport Tube. |
| |
Special Handling: |
Separate from cells ASAP |
| |
Rejection Criteria: |
Use of separator tubes |
| |
Stability: |
Ambient: 1 Week(s); Refrigerated: 11 Day(s); Frozen: 19 Month(s); Incubated: Unacceptable |
| Methodology: |
Chromatography; Gas Chromatography (GC) |
| Performed: |
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| Reported: |
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| CPT Codes: |
| 82491 - Chromatography, Column |
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| Interpretive Data: |
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Reporting Limit: 2.0 ng/ml Trough steady-state plasma levels in adult patients have great inter-individual variability. The following steady-state data is from patients on a daily single dose regimen and represent the mean +/- 1SD 20 mg/day = 49 +/- 26 30 mg/day = 86 +/- 61 40 mg/day = 129 +/- 86 50 mg/day = 117 +/- 90
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