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Laboratory Test Reference Guide

Laboratory Information

Test Name

Cholinesterase

External Price (excl. GST)

Price

$12.25

Specimen Collection

Adult Specimen

Heparin (light green), SST(gold)

Paediatric Specimen

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

Test Information

Department

Biochemistry

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

1-2 weeks

Method

Cobas Pro

Unit Of Measurement

U/L

Reference Interval

<16 yrs                5300 – 12900 U/L
Male 16 – 99 yrs  5300 – 12900 U/L
Female >40 yrs    5300 – 12900 U/L
Female 16 – 39 yrs (not pregnant or not taking OC)  4300 – 11200 U/L
Female 18 – 41 yrs (pregnant or taking OC) 3700 – 9100   U/L

Uncertainty Of Measurement

10%

Additional Information

Acute organophosphate poisoning:- Request plasma cholinesterase. Chronic organophosphate poisoning: - Request plasma and red cell cholinesterase. Suxamethonium (scoline) sensitivity:- Request plasma cholinesterase. The specimen must not be taken within 24 hrs following scoline administration, or within 2 weeks of a blood transfusion.  

Minimum Volume

0.1 mL serum, Heparin or EDTA plasma

Electronic Information

Registration Code

CASE

HL7Mapping Code

$CASE