33320:LITHIUM (Li)
Author PeaceHealth Laboratories
Modified by
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| 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. |