Specimen:
Collect
- One Red Top
Also Acceptable:
- One Lavender (EDTA)
- One Pink Top (EDTA)
Submit
- 1 mL (Min:0.5 mL) Serum . Submit Refrigerated. Submit in a Standard Transport Tube.
Also Acceptable:
- 1 mL (Min:0.5 mL) Plasma . Submit Refrigerated. Submit in a Standard Transport Tube.
Special Handling
- Allow specimen to clot completely at room temperature
- Avoid Repeated Freeze/Thaw Cycles
- State Patient's Last Dose
- Recommend collection of specimen 10-12 hours post dose or peak 2-4 hours after oral dose.
Separate from cells within 4 hours.
State patient's last dose in hours.
Rejection Criteria
- Grossly Hemolyzed Samples
- Use of separator gel tubes.
Stability
Ambient: 4 Hour(s); Refrigerated: 1 Week(s); Frozen: 12 Month(s); Incubated: Unacceptable
Methodology
- Enzyme Immunoassay (EIA)
- Spectrophotometric
Performed
Sun-Sat
Reported
1-2 Day(s)
CPT Codes
- 80178
Interpretive Data
Please see report for interpretive data.
Lithium at levels greater than 1.5 mmol/L 12 hours after dose is potentially toxic.
Lithium at levels greater than 1.5 mmol/L 12 hours after dose is potentially toxic.
Components
- 2720 - LITHIUM
- 2926 - LAST DOSE
Last Updated: May 19, 2025 @ 9:13 am
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