Test Overview
Test Methodology

Liquid Chromatography - Tandem Mass Spectrometry (LC-MS/MS)

Test Usage

Therapeutic drug monitoring of levetiracetam.

Reference Range *

3.0 - 60.0 mcg/mL

Test Details
Days Set Up
Monday, Wednesday, Friday
Analytic Time

8 hours

Soft Order Code
LEVTM
MiChart Code
Levetiracetam (Keppra), Serum
Synonyms
  • Keppra
  • LEVE
  • Levetiracetam, S
Laboratory
Chemical Pathology
Section
Drug Analysis
Specimen Requirements
Collection Instructions

Collect specimen in a red top tube; do not use SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.

Alternate Specimen
EDTA and Heparinized plasma are acceptable. [9/15]
Normal Volume
1.0 mL serum
Minimum Volume
0.3 mL serum
Rejection Criteria
SST tube not acceptable.
Billing
CPT Code
80177
Fee Code
KA018
LOINC
30471-7
NY State Approved
No