Casandra
Casandra Test Code AR73364Version 1 (DRAFT)
Performing Lab
Lithium, Serum or Plasma (Change effective as of 04/21/25: Refer to 3019008)
Also known as: LI
Clinical Use
Order TestUse
Not provided.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Mass Spectrometry
Biomarkers
Lithium
AnalyteLithium
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
7-11 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2 mL
Minimum Volume
0.4 mL
Container
Plain red, lavender (K2EDTA), or pink (K2EDTA)
Collection Instructions
Separate from cells ASAP or within 2 hours of collection. Transfer 2 mL serum or plasma to an acid‑washed transfer vial (ARUP supply #54350)
Causes for Rejection
Light green top tube (lithium heparin)
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Ambient: 2 weeks |
| Refrigerated | Refrigerated: 2 weeks |
| Frozen | Frozen: 1 year |
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