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Pathology Departments Requesting & Reporting Blood Test Information Phlebotomy Guide Contact us
Blood Sciences

Blood Test Information

(a.k.a Li)
minimum sample volume required ~ 5ml

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Tube type: SST

Special instructions
Usual sample time: Trough, immediately prior to next dose. It is advised that, for comparative measurements, the sample time be consistent.

Minimum retesting interval
Test should not be repeated within 1 day

Reference range
0.4 - 1.0


Turnaround Time
2 days

Department: Biochemistry

Clinical Application
Therapeutic drug monitoring and suspected toxicity. Please note: Phenylpropanol-amine and pseudoephedrine may cause falsely elevated results while Mefenorex may cause falsely low results.


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