Test Code LAB4138 LITHIUM LEVEL
Specimen Type
Serum Tube (SST, Gold, Corvac, Tiger, Red Top Tube)
Collection Instructions
Draw just prior to next dose, Note times of dose and drawing
Specimen Volume
1 mL
Minimum Volume
0.5 mL
Turnaround Time
Stat: 1 hour
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Room Temp: 1 day
Refrigerated: 7 days
Frozen: 6 months
Method
ISE
Reference Ranges
Therapeutic 0.5-1.5 mmol/L
Toxic: > 2.0 mmol/L
Reporting Limit
Measuring Range: 0.101-3.510 mmol/L
Reporting Limits: 0.101 - 140.400 mmol/L (1:40 dilution)
Test Components
Lithium, mmol/L
CPT Codes
80178
Rejection Criteria
Green top Sodium or Lithium Heprin tubes
Urine specimens