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Laboratory Test Directory
Pseudocholinesterase, Total
Components
| Name | Method | Department | Units |
|---|---|---|---|
| Cholinesterase, Plasma |
Quantitative Enzymatic |
Send Out | U/L |
Specimen Requirements
Plasma Spun, Serum Spun
| Container Type | Container Size | Specimen Volume |
|---|---|---|
PreferredPurple tube (EDTA) |
3 mL | 0.5 mL |
AlternateRed tube, (no anticoagulant), No Gel |
3 mL | 0.5 mL |
AlternateGold tube, (SST) with Gel |
3.5 mL | 0.5 mL |
Stability
Refrigerated - 1 week(s)
Frozen - 3 month(s)
Room temperature - 4 hour(s)
Specimen Preparation
- Centrifuge within 2 hours, separate supernatant and refrigerate
Reasons for Rejection
- Not centrifuged within time frame
- Hemolyzed specimen
- Specimen drawn during surgery, in recovery room or within 2 days post surgery
Comments
Specimen must be drawn prior to surgery or more than two days following surgery. Do not draw in recovery room.
Plasma values slightly lower than serum.
CPT Code
- 82480