33320:LITHIUM (Li)

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33320:LITHIUM (Li)
Methodology: Spectrophotometry
Edit Date: 9/1/2009
Performed: Daily
Released: Same day
CPT Code: 80178
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL lavender top tube (EDTA). Usually drawn approximately 12 hours after last dose.
Handling: Allow to clot, centrifuge SST and transport in original tube. Centrifuge lavender top tube and separate plasma into a plastic tube for transport.
Stability: 7 days refrigerated.
Standard Volume: 2 mL serum or plasma.
Minimum Volume: 0.5 mL serum or plasma.
Transport: Refrigerated.
Rejection Criteria: Gross hemolysis; lithium heparin or potassium oxalate/sodium fluoride anticoagulants.

Reference Range:
0.6-1.2 mEq/L

PeaceHealth Laboratories