Test Code CHOLIN Pseudocholinesterase Total, S
Additional Codes
- Expanse Test Name: Pseudocholinesterase Total, S
- Medinet Ref Code: PCHES
- OV Code: REF*CHOLIN
Methodology
Spectrophotometry (Ellman)-kinetic
Specimen Requirements
Patient Preparation: For cases of prolonged apnea following surgery, wait 24 hours before obtaining specimen.
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 1 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.
Test Classification and CPT Coding
CPT: 82480
LOINC: 2098-2
Day(s) Test Performed
Monday-Sunday
Reference Range
Males
≥18 years: 3,100-6,500 U/L
Females
18-49 years: 1,800-6,600 U/L
≥50 years: 2,550-6,800 U/L
Reference values have not been established for patients that are <18 years of age.