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Lithium

CPT/HCPCS 80178
Order Code CH163
Turnaround Time 24-48 hours
Test Includes

Lithium

Specimen Requirements
Specimen Source
Serum
Transport Container
(Specimen Container)

SST (Tiger Top)

Preferred Specimens
Serum
Collection Instructions
(Transport Temperature)
Transport at Room Temperature
Specimen Stability
Temperature Period
Room temperature 24 hours
Refrigerated 7 days
Frozen 30 days
Test Details
Methodology
Spectrophotometry
Clinical Significance

Lithium is used to treat manic-depressive disorders and the manic phase of affective disorders, including mania. The therapeutic
window is relatively small. Therapeutic drug monitoring is useful to optimize dose and avoid toxicity.

Reference Ranges

0.6 – 1.2 mmol/L