Acetylcholinesterase (ACHE)

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Condition Description

Acetylcholinesterase (ACHE) is performed as a confirmation test when the amniotic fluid alpha-fetoprotein level is abnormal.


Specimen Requirements

When sample fails to meet the acceptable criteria, please call 470.378.2200 and ask to speak with a laboratory genetic counselor (

Submit only 1 of the following specimen types

Type: Amniotic Fluid

Specimen Requirements:

Collect 20-30 ml of amniotic fluid (discard the first 1-2 ml). Place in sterile conical centrifuge tubes. For cultures: 1 T75 or 2 T25 at 70% confluency.

Specimen Collection and Shipping: Ship sample at room temperature for receipt at EGL within 24 hours of collection. Do not refrigerate or freeze.

  • Alpha-Fetoprotein, Amniotic Fluid (AFP-AF)

How to Order