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Test & Collection Guide

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Lithium

Alternate names:
Li, Lithicarb
Laboratory:
Biochemistry
Test Code:
LI
Specimen types:
Serum
Container types:
Serum tube with gelSerum tube with gel
Collection Instructions:
Transport specimen at Room Temperature to lab
Sample haemolysis may make this test unreportable

Do not use a Lithium heparin (green top) tube

For assay of therapeutic levels, specimen should be collected at least twelve hours after last dose. For trough levels, take sample up to 1 hour before next dose.

State dosage and collection times on the request form.

Minimum Adult Volume:
1 mL
Paediatric Minimum Volume:
0.5 mL
Frequency:
Daily
Result Turnaround Time:
4 hours
Reference Interval:

Therapeutic Range: 0.6 - 0.8 mmol/L