Test Overview
Test Methodology

Colorimetric

Test Usage

Monitor patient compliance; monitor therapeutic drug levels.

Reference Range *

0.5 - 1.2 meq/L; critical value: >1.5 meq/L

Test Details
Days Set Up
Daily, 24 hours
Analytic Time

2 hours

Soft Order Code
LITH
MiChart Code
Lithium Level
Synonyms
  • Lithobid
  • Lithonate
  • Lithotab
  • LITH
  • LITHIUM
  • LITHIUM 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 an SST tube. Centrifuge, aliquot serum into a plastic vial as soon as possible, and refrigerate. Samples are most commonly drawn 12 hours after the last dose.

Alternate Specimen
Red top, Green top (Sodium heparin) or Lavender (EDTA) top tube
Yellow Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
80178
Fee Code
20745
LOINC
14334-7
NY State Approved
No