Days Set Up
Sunday - Friday
Analytic Time

4 - 7 days

MiChart Code
ACh receptor (Muscle) Binding Ab
Soft Order Code

Test Updated:


AChR Receptor (Muscle) Binding Antibody
Acetylcholine Receptor (Muscle) Binding Antibody
AChR Antibodies
Muscle AChR Antibodies
AChR Binding Antibody
Myasthenia Gravis Antibody
ACh Receptor Binding Antibody

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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

Order Kits and Supplies

MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

Visit our provider FAQ and learn about common questions to ordering tests.

Test Overview

Test Methodology

Radioimmunoassay (RIA)

Test Usage

Monitoring disease progression in Myasthenia Gravis (MG) or response to immunotherapy.

Reference Range

Less than or equal to 0.02 nmol/L

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

Specimen Requirements

Collection Offsite

Collect blood in a red top or SST tube. Centrifuge, aliquot serum into plastic vial and refrigerate. Other acceptable specimens include spinal fluid, thymic fluid, and heparinized plasma.

Yellow Top Tube
Normal Volume
1.5 mL serum
Minimum Volume
1 mL serum

Billing Information

CPT Code
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.