Acetylcholine receptor antibody

Table of Contents

Normal Values

Normally, there is no acetylcholine receptor antibody (or less than 0.05 nmol/L) in the bloodstream.

Note: nmol = nanomole

Note: Normal value ranges may vary slightly among different laboratories. Talk to your doctor about the meaning of your specific test results.


What abnormal results mean

The presence of acetylcholinesterase antibody in the blood of someone who has symptoms of myasthenia gravis supports the diagnosis. Not having these antibodies, however, does not rule out myasthenia gravis. About 10 - 15% of people with myasthenia gravis do not have signs of this antibody in their blood.


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Review Date: 06/24/2009
Reviewed By: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; Daniel B. Hoch, PhD, MD, Assistant Professor of Neurology, Harvard Medical School, Department of Neurology, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)