Acetylcholine Receptor Antibody

Impaired neuromuscular transmission in Myasthenia Gravis (MG) is caused by the presence of antibodies to the acetylcholine receptor. AchR Antibodies are present in up to 90% of patients with active myasthenia gravis. They may be undetectable in 40% of patients with ocular myasthenia.
Reference range: 

0 - 0.45

Sample type and Volume required: 
Clotted (Gold top vacutainer)
Turnaround time: 
28 days
Special sample instructions: 

All tests are compromised by prolonged transit times. For this reason, date of bleed and date of postage must be provided with each request.

Storage and transport: 
Serum stored at 4ºC should be sent by 1st class post as soon as possible
Time limit for extra tests: 
10 days
Diagnostic Immunology and Allergy Department at King's College Hospital
General Enquiry : 020 3299 8752 / 020 3299 1171
King's College Hospital
Bessemer Wing - 1st Floor
Denmark Hill
London SE5 9RS
For clinical advice or interpretation of results, please contact the laboratory in the first instance.

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Last updated: 20/04/2023