Acetylcholine receptor antibody

Acetylcholine receptor antibody is a protein found in the blood of many people with myasthenia gravis. The antibody affects a chemical that sends signals from nerves to muscles and between nerves in the brain.

This article discusses the blood test for acetylcholine receptor antibody.

Blood test

Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back of the hand. A needle is inserted into the vein, and the blood is collected in an air-tight vial or a syringe. Preparation may vary depending on the specific test.

Central nervous system and peripheral nervous system

The central nervous system comprises the brain and spinal cord. The peripheral nervous system includes all peripheral nerves.

How the Test is Performed

How to Prepare for the Test

How the Test will Feel

Why the Test is Performed

Normal Results

What Abnormal Results Mean