LITHIUM

Message
CHEMISTRY


Test Code
LI


Alias/See Also
LI


Preferred Specimen
SERUM


Minimum Volume
2mLs


Instructions
DRAW 1 RED TOP TUBE, LET CLOT FOR 30 MINUTES, SPIN DOWN, SEPARATE INTO PLASTIC TUBE AND SEND TO LAB.*** MAKE SURE THE LAST DOSE IS WRITTEN(DATE/TIME) ON LABEL***


Transport Container
PLASTIC TUBE


Transport Temperature
REFRIGERATED


Specimen Stability
Room temperature: 1 day
Refrigerated (2-8°C): 7 days
Frozen (-20°C or colder): 6 months


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
COLLECTED IN A GEL TUBE


Methodology
Colorimetric

Setup Schedule
DAILY


Report Available
DAILY


Reference Range
0.5 - 1.2 mmol/L


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.


Performing Laboratory
WHITE RIVER JUNCTION VT VA- CHEMISTRY 802-295-9363 EXT: 5518, 5519



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.