Laboratory Test Information Guide

Details for Cholinesterase Phenotype (includes Cholinesterase, Total Activity)

Test Name: Cholinesterase Phenotype (includes Cholinesterase, Total Activity)
Alternate Name(s): CHOLINP
Pseudo-cholinesterase
Dibucaine Number
Laboratory: Core
Specimen Type: 6 mL Red top Vacutainer tube or 5 mL Gold top Vacutainer tube
Collection Information: Minimum volume required is 2 mL
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: Referred out Tuesday-Thursday
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
10 days
Stat
N/A
 
Reference Range: Total: 620-1370 U/L
Effective Date: 2010-01-11
Revised Date: 2018-01-22
Critical Value:  
Interpretive Comments: Interpretation is provided with the laboratory report
Special Processing: Plasma not accepted for analysis. If patient had surgery, collect specimen at least 24 h post-surgery.
Comments: To investigate prolonged apnaea following suxamethonium administration during surgery.
To screen patients at risk of suxamethonium sensitivity (eg. first degree relatives of a known atypical phenotype).
To investigate acute or chronic occupational exposure to organophospates.
Method of Analysis: Spectrophotometry
Critical Information Required:  
Storage & Shipment: Store and send frozen
System Codes: 
Cerner
CHOLINP
 
Referred To: In-Common Laboratories

Questions? Comments? Contact Laura Gopaul