Test Overview
Test Methodology

Enzyme Immunoassay (EMIT)

Test Usage

Monitor therapeutic drug levels.

Reference Range *

Therapeutic: 1.5 - 5 mcg/mL; Toxic: > 5 mcg/mL; Critical: > 7 mcg/mL.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Daily, 24 hrs
Analytic Time

2 hours

Soft Order Code
LIDO
MiChart Code
Lidocaine Level
Synonyms
  • Xylocaine
  • LIDO
  • LIDOCAINE
  • LIDOCAINE LEVEL
Laboratory
Chemical Pathology
Section
Automation
STAT Availability

STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).

Specimen Requirements
Collection Instructions

Collect specimen in a red top tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.

Alternate Specimen
SST or Green top tube (sodium or lithium heparin). [10/07]
Red Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
80176
Fee Code
33247
LOINC
3714-3
Resources