89060:VALPROIC ACID, FREE

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89060:VALPROIC ACID, FREE
Alias Names: Depakote / Depakene® / VPA
Methodology: Immunoassay / Ultrafiltration
Edit Date: 3/16/2010
Performed: Daily
Released: 24-48 hours after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 80164-90
Specimen Collection Details
Collection: One 5 mL red top tube. Do not use serum separator tube (SST). Also acceptable: Heparinized plasma.
NOTE: Trough levels are most reproducible.
Handling: Allow to clot, centrifuge and separate serum or plasma into a plastic vial. Refrigerate.
Stability: 72 hours ambient. Refrigerate or freeze for longer storage.
Standard Volume: 1 mL serum or plasma
Minimum Volume: 1 mL serum or plasma (does not allow for repeat testing or confirmations).
Transport: Refrigerated.
Rejection Criteria: Use of SST.
This test may require insurance company prior authorization before ordering.
Please check the prior authorization list
.
Failure to gain preauthorization may result in denial of coverage.

Reference Range:
Report Limit 2.0 µg/mL
Reference Range 6.0-20.0 µg/mL
Critical Value – High 40.0 µg/mL

PeaceHealth Laboratories