Ordering Recommendation

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

New York DOH Approval Status

This test is New York state 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

Methodology

Quantitative Enzymatic Assay

Performed

Mon-Fri

Reported

1-4 days

Reference Interval

25-52 U/g Hb

Interpretive Data



Compliance Category

Standard

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