Laboratory Test Reference Guide

Laboratory Information

Test Name

Paracetamol

Synonyms

Acetaminophen

External Price (excl. GST)

17.5

Specimen Collection

Adult Specimen

Heparin (light green), SST (gold), "T-" labs SST (gold)

Specimen Collection and Transport Protocols

In overdose, take specimen 4hrs post ingestion or at 2 hours post ingestion if syrup was taken.

Paediatric Specimen

0.3 ml Heparin (light green) or Plain(red).

Test Information

Department

Biochemistry

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

1 hr

Method

Cobas Pro enzymatic

Unit of measurement

umol/L

Reference interval

Interpretation: In order to predict the possibility of toxicity an accurate dose time is necessary. If paracetamol toxicity is suspected obtain expert advice and consult the Rumack Mathew nomogram (nomogram available at http://www.toxinz.com/Spec/2373950)

Uncertainty of measurement

10%

Additional Information

Minimum Volume

0.1 mL serum or plasma

Electronic Information

Registration Code

PARA

HL7 mapping code

$PARA