Acetylcholine receptor antibody
Acetylcholine receptor antibody is a protein found in the blood of most 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.
A blood sample is needed. Most of the time, blood is drawn from a vein located on the inside of the elbow or the back of the hand.
Patterson ER, Winters JL. Hemapheresis. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. St Louis, MO: Elsevier; 2017:chap 37.
Vincent A, Evoli A. Disorders of neuromuscular transmission. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 25th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 422.