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Laboratory Medicine

Test Directory / Cholinesterase


Brown clotted serum, gel barrier or EDTA

Common AbbreviationsButyrylcholinesterase Pseudocholinesterase
Tube typeBrown clotted serum, gel barrier or EDTA
Clinical IndicationCholinesterase studies can be used to predict the degree of potential post-operative paralysis following the use of the short reacting muscle relaxant suxamethonium or mivacurium. They can also be used to monitor exposure to organic phoshorous compounds.
Specimen TypeBlood
Sample type
Minimum Volume1mL Serum 3mL EDTA whole blood
Special PrecautionsNo special requirements
StabilityContact Referral Laboratory
Turnaround TimePhenotype: 3 weeks Genotype: 12 weeks
LaboratoryCholinesterase Investigations Unit Southmead Hospital Westbury on Trym Bristol BS10 5NB 0117 414 8414/5
Reference IntervalContact Referral Laboratory
LimitationsContact Referral Laboratory
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