Valproic Acid

Test Code
VALPRO


Alias/See Also
Depakote, Depakene, Valproate, VPA


CPT Codes
80164

Preferred Specimen
Age Range: 0 days - <1 year 1 Mircrotainer Plain
Age Range: >=1 year, 1, 3.5 mL Lithium Heparin (mint top tube)


Minimum Volume
1 mL S/P


Other Acceptable Specimens
Serum red top tube


Instructions
Draw blood prior to the dose


Specimen Stability
Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 3 months


Reference Range
Male/Female All Ages:
Normal Range: 50.0-100.0 ug/mL
Critical High : >=120.0 ug/mL


Performing Laboratory
Little Company of Mary Hospital
2800 W. 95th St.
Evergreen Park, IL 60805



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.