Test Code PHENOSTAT PHENOBARBITAL
Additional Codes
Luminal
Methodology
Architect
Specimen Requirements
SERUM
Container/Tube: Red Top Tube
Specimen Volume: 1 mL (minimum 0.5 mL)
Collection Instructions:
- Allow specimen to clot completely. Separate serum from cells within 2 hours and place in separate plastic tube and cap immediately.
- Properly label tube with patients name, DOB, requisition number and type of tube, i.e. RED.
Specimen Rejection
- Grossly hemolyzed specimens
Specimen Transport Temperature
Refrigerate: 2 hours on cells, 7 days poured off
Day(s) Test Set Up
Daily
Maximum Laboratory Time
Daily, 24-48 hours
Reference Values
Phenobarbital mcg. / mL
Therapeutic 15.0 - 40.0
Toxic > 60.0
Performing Laboratory
North Valley Hospital Laboratory-Chemistry
Test Classification and CPT Coding
80184