Cholinesterase, RBC - Ratio to Hemoglobin
0020174
Ordering Recommendation
Acceptable test for determining chronic exposure to organophosphate insecticides. Preferred test is Insecticide Exposure Panel (0020175).
Submit With Order
Mnemonic
CHE-RBC
Methodology
Quantitative Enzymatic
Performed
Mon-Fri
Reported
Between 1 and 4 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Lavender (EDTA) or pink (K2EDTA).  
Specimen Preparation
DO NOT FREEZE. Transport 3 mL whole blood. (Min: 1 mL))  
Storage/Transport Temperature
Refrigerated. Do not place whole blood directly on cool packs when shipping.  
Unacceptable Conditions
Green (sodium or lithium heparin). Frozen specimens. Clotted or hemolyzed specimens.  
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: 1 week; Frozen: Unacceptable  
Reference Interval
25-52 U/g Hb
Interpretive Data
Note
CPT Code(s)
82482
Components
Component Test Code*Component Chart Name
0020174Cholinesterase, RBC - Ratio to Hb
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Cross References
  • AChE
  • CHS
  • RBC Cholinesterase
  • Red cell cholinesterase