Cholinesterase (OP exposure)

Referred to City Hospital, Dudley Road, Birmingham, B18 7HQ
 

Alternative names, keywords

Red cell acetylcholinesterase, cholinesterase, organophosphorus and carbamate poisoning, organophosphate exposure.

Samples required

EDTA blood (purple cap/ yellow cap ring, 4 mL tube). Smaller tubes are available for paediatric samples.

Samples must reach the referral laboratory within 24h of collection - DO NOT send on a Friday, and ensure that samples are collected and brought to the lab by mid-afternoon so we can arrange onward transport.

Test indications

For investigation of organophosphorus pesticide exposure. For investigation of scoline apnoea please request cholinesterase (scoline apnoea). Note sample requirements are different.

Reference range

7900 - 17100 U/L

Turnaround time

Referral lab quotes turnaround time of 2 weeks, however additional time must be allowed for packing, dispatch and delivery of sample, and return and processing of results.

Enquiries

Biochemistry (Referrals)