Test Code LITH LITHIUM

Method

Colorimetric

CPT(s)

Description	CPT Code
Lithium	80178

Specimen Information

Container	Specimen	Temperature	Collect Vol	Submit Vol	Min Vol	Stability
SST	Serum	Refrigerate	4 mL	0.2 mL	0.1 mL	5 days
*Yellow Microtainer		Refrigerate	0.6 mL			5 days

Lithium heparin (green top) tubes are not acceptable.

*While a microtainer is an optional tube type in rare circumstances, it is not recommended.

Reference Range

Age	Sex	Physiological Status	Low	High	Units
≥18 years	All	Therapeutic Range	0.6	1.2	mEq/L
≥18 years	All	Potentially Toxic		>1.5	mEq/L

Therapeutic range not established for individuals <18 years old.

Instrumentation

Ortho Vitros 7600

LOINC Code Information

Result Code	Reporting Name	LOINC Code
LITH	Lithium	14334-7

Test Schedule / Analytical Time / Test Priority

Daily / 24 Hours / Available STAT

Section

Chemistry-1

Is the UVMMC lab NY State Certified to perform this testing? Yes/No

Yes