Test ID: ZG157
Component(s): Z0693 Valproic Acid (Depakote)(R),S LOINC 4086-5, Z0692 Free Valproic Acid (Depakote) LOINC 4087-3
CPT code: 80164, 80165
LOINC:
Specimen Type: Red – NO SST
Frequency: Setup & reported Mon thru Fri on all shifts and Sun 2nd shift
Instructions: 2.7 mL Serum from Red top tube. No serum separator tube, Refrigerated. Min 1.4 mL.
Text: Controls absence, myoclonic, & tonic-clonic seizures in generalized, idiopathic, & symptomatic epilepsy. It is most useful in typical absence seizures. The American Academy of Pediatrics recommends that valproic be reserved for when therapeutic failure or intolerance to ethosuximide occurs, because it causes rare but potentially fatal hepatotoxicity.
Methodology: Immunoassay