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0091551
Phenobarbital, Total/Unbound/Bound, Serum or Plasma
PHENOBAR
Ordering Recommendation
Optimize drug therapy and monitor patient adherence.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Plain red, lavender (K2EDTA), or pink (K2EDTA).
Specimen Preparation
Separate from cells ASAP or within 2 hours of collection. Transfer 2 mL serum or plasma to an ARUP standard transport tube. (Min: 0.9 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Storage/Transport Temperature
Refrigerated. Also acceptable: Room temperature or frozen.
Unacceptable Conditions
Polymer gel separation tube (SST or PST).
Remarks
Stability
Ambient: 3 months; Refrigerated: 3 months; Frozen: 18 months
Methodology
Qualitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Varies
Reported
8-11 days
Reference Interval
Refer to report
Interpretive Data
Compliance Category
Performed by non-ARUP Laboratory
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
80184 x2
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0091548 | Phenobarbital, Total | 3948-7 |
| 0091550 | Phenobarbital, Bound | |
| 3001473 | Phenobarbital, Unbound | 3951-1 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Luminal
Phenobarbital, Total/Unbound/Bound, Serum or Plasma
National Medical Services (NMS)
