Test Overview
Test Methodology

Spectrophotometric-Thiocholine Production

Test Usage

Detection of exposure to organophosphatase inhibitors (insecticide poisoning).

Reference Range *

31.2 - 61.3 U/g hemoglobin

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday, Thursday
Analytic Time

5 - 7 days

Soft Order Code
ACHS
MiChart Code
Acetylcholinesterase, Erythrocytes
Synonyms
  • Cholinesterase, Erythrocytes
  • Cholinesterase, RBC
  • Acetylcholinesterase, Erythrocytes
  • ACHS
  • ACETYLCHOLINESTERASE, ERYTHROC
  • Insecticide Poisoning
  • Organophosphate Poisoning
  • Carbamate Poisoning
  • Pesticide Poisoning
Laboratory
Sendout
Reference Laboratory
Mayo ACHS (8522)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a lavender top tube. Refrigerate and send intact whole blood within 24 hours of collection.

Lavender Top Tube
Normal Volume
5 mL EDTA whole blood
Minimum Volume
2.5 mL EDTA whole blood
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
82482
Fee Code
20079
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