Ordering Recommendation

Acceptable test for determining chronic exposure to organophosphate insecticides. Preferred test is Insecticide Exposure Panel (0020175).

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



Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

82482

Components

Component Test Code* Component Chart Name LOINC
0020174 Cholinesterase, RBC - Ratio to Hb 49231-4
* 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.

Aliases

  • AChE
  • CHS
  • RBC Cholinesterase
  • Red cell cholinesterase
Cholinesterase, RBC - Ratio to Hemoglobin