Valproic Acid
Order Code: VALP
Epic Lab Code: LAB25
Order Form: A-1a Therapeutic Drug Analysis or Epic Req
Chemistry
6240 RCP
356-3527
Specimen:
Plasma
Collection Medium:
Plasma Separator Tube
Alternate Collection Media:
Call laboratory for additional acceptable specimen collection containers.
Minimum:
3 mL whole blood in light green top tube or ONE microtainer.
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Analytic Time:
1 hour (upon receipt in laboratory)
Reference Range:
50-100 mcg/mL Critical value: >150 mcg/mL
Test Limitations:
Criterion: recovery plus or minus 10% of initial value at concentrations of 50 mcg/mL and 100 mcg/mL. Icterus: No significant interference from bilirubin up to an I index of 30 (approximate bilirubin concentration: 30 mg/dL). Hemolysis: No significant interference from hemoglobin up to an H index of 500 (approximate hemoglobin concentration: 500 mg/dL). Lipemia (Intralipid): No significant interference up to an L index of 500 (approximate triglycerides concentration: 1000 mg/dL). There is poor correlation between turbidity and triglycerides concentration. No significant interference from total protein of 2-12 g/dL.
Methodology:
EIA (Enzymatic ImmunoAssay)
CPT Code:
80164
 
See Additional Information:
Chemistry Critical Lab Values