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Alias Names: Pseudocholinesterase / Cholin/Dibucain
Methodology: Kinetic Rate
Edit Date: 10/31/2006
Performed: Daily
Released: Same day
CPT Code: 82638
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Specimen believed to contain succinylcholine (given as anesthesia in surgery) should be placed on ice.
Handling: Centrifuge immediately and transport in original tube. Keep cold.
Stability: 14 days refrigerated.
Standard Volume: 2 mL serum.
Minimum Volume: 0.5 mL serum.
Transport: Refrigerated.
Comments: The prompt handling of the specimen limits the in vitro destruction of the inhibitor.
This test measures the activity of pseudocholinesterase in the presence of dibucaine.
See also: Pseudocholinesterase (31760).
Rejection Criteria: Gross hemolysis; tube other than SST.

Components Reference Range
Pseudocholinesterase 5.8-13.0 U/mL
Dibucaine No. 70-90%

PeaceHealth Laboratories