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HelpEPIC CODE: LAB24 Valproic Acid
ADDITIONAL TEST CODE
Sunquest: VALP
REGIONAL HOSPITAL PERFORMING
UPH Methodist Campus
UPH Pekin and UPH Proctor Hospitals will transport to UPH Methodist for testing
Collect
Gold (SST),Red,or Green (Lithium Heparin)top tube. Preferred volume: 6mL
Minimum required volume: 0.5 mL serum/plasma
Separate serum or plasma from cells ASAP or within 2 hours of collection.
Storage/Transport Temperature
1 mL serum or plasma at Ambient (room temperature) or refrigeratedtemperature. (Min: 0.5 mL)
Stability (from collection to initiation)
After separation from cells:
Ambient (room temperature) Stability: Methodist – 2 hours
Proctor – 8 hoursRefrigerated (2-8oC) Stability:(2-8°C) Stability: Methodist – 8 hours
Proctor – 48 hoursFrozen (<-20°C) Stability: 2 months
Remarks
Trough – Draw before next dose. Separate serum from cells ASAP.
Days Performed
Sunday – Saturday
Methodology
Immunoassay (PETINIA)
Reference Interval
Therapeutic Range: 50 – 100 g/mL
Critical: ≥ 125 ug/mL
CPT Codes
80164