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LEVETIRACETAM, QUANTITATIVE

Mnemonic

LEVET

Synonym

KeppraTM

Specimen Collection Requirements

Collect

Serum or Plasma, one 7.0 mL red, 4.0 mL dark green (sodium heparin) or 4.0 mL lavender (EDTA) top tube

Handling

Allow serum to clot completely at room temperature (minimum: 30 minutes). Centrifuge and separate serum or plasma from cells ASAP.

Preferred Volume

3 mL serum or plasma

Minimum Volume

1 mL serum or plasma (Whole Blood 2.5 mL minimum draw)

Transport

Refrigerated ( 2-8°C)

Rejection Criteria

Specimens collected in gel separator tubes (PST or SST), gross hemolysis

Stability

AFTER SEPARATION FROM CELLS: Refrigerated (2-8°C): 1 week; Frozen (at or below -20°C): 2 weeks. Avoid repeat freeze/thaw cycles.

Testing Information

Performed

Sun, Tue, Thur

Reported

1-4 days

Method

Liquid Chromatography Tandem Mass Spectrometry

Reference Values

Last Updated: Wednesday, October 4, 2017 04:35:51 PM


Client Services: 503-413-1234