Valproic Acid Level
Additional Codes
LAB24
Performing Laboratory
MBMC Main Laboratory
Methodology
Homogeneous enzyme immunoassay
Specimen Requirements
Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin
gel)
Specimen Volume: Full tube
Alternative Specimen Type: Serum
Alternative Container/Tube: Gold, Serum gel
Alternative Specimen Volume: Full tube
Specimen Transport Temperature
Ambient
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory
Routine: within 4 hours
Reference Values
50.0-100.0 mcg/mL
Critical value (automatic call-back): >100 mcg/mL
Test Classification and CPT Coding
Test Classification:
This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer’s instructions.
CPT Code:
80164
Stability
5 days Refrigerated