LIDOCAINE

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 1.0 mL serum (0.2 mL minimum) refrigerated.

Alternate Specimen
Plasma: EDTA, heparin, oxalate

Rejection Criteria
SST

Methodology
Enzyme Immunoassay

Stability
Room Temperature: 48 hours; Refrigerated: 14 days; Frozen: 1 month

Reference Range
Therapeutic: 2.0-5.0 µg/mL
Toxic: >6.0 µg/mL

Performed
Sunday-Saturday

Turnaround Time1 day
Test CodeLIDCN
CPT-4 Code (s)
80176
LOINC Codes
3714-3

Warde
Medical
Laboratory