A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
VALPROIC ACID, TOTAL
Test CodeVALP
Alias/See Also
Depakote, Depakene
CPT Codes
80164
Preferred Specimen
1 Red tube
Patient Preparation
Draw prior to next dose.
Minimum Volume
0.2 mL
Other Acceptable Specimens
1 Lavender tube (EDTA) or 1 Green tube (Lithium Heparin)
Instructions
Centrifuge for complete separation of plasma or serum from red cells. Aliquot (transfer) serum or plasma into transfer tube. Refrigerate until tested.
Transport Container
Standard transport tube.
Transport Temperature
Refrigerate
Specimen Stability
2-8ºC up to 2 days; Frozen samples are stable up to 1 year
Methodology
EIA
Setup Schedule
M, T, W, Th, F, Sa, Sun
Report Available
Within 24 hours of receipt at the performing laboratory.
Reference Range
50 - 100 µg/mL
Clinical Significance
Used in the diagnosis and treatment of valproic acid overdose and in monitoring levels of valproic acid to ensure appropriate therapy.
Performed By
Alverno Laboratories
Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)
Last Updated: January 17, 2024