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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.