Referred Tests
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing. | |
Test ID: ARBI
Acetylcholine Receptor (Muscle AChR) Binding Antibody, Serum
Useful For 
Suggests clinical disorders or settings where the test may be helpful
A first-order test for the laboratory diagnosis of myasthenia gravis (MG)
Detecting "subclinical MG" in recipients of D-penicillamine, in patients with thymoma without clinical evidence of MG, and in patients with graft-versus-host disease
Distinguishing acquired disease (90% positive) from congenital disease (negative)
Monitoring disease progression in MG or response to immunotherapy
An adjunct to the test for P/Q-type calcium channel binding antibodies as a diagnostic aid for Lambert-Eaton myasthenic syndrome (LES) or primary lung carcinoma
Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.
This is the primary diagnostic test for myasthenia gravis.
See the following algorithms in Special Instructions:
Myasthenia Gravis Evaluation with MuSK Reflex Algorithm
Myasthenia Gravis/Lambert Eaton Syndrome Diagnostic Algorithm
Myasthenia Gravis: Adult Diagnostic Algorithm
Special Instructions Library of PDFs including pertinent information and forms related to the test
Method Name A short description of the method used to perform the test
Radioimmunoassay (RIA)
NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.
Reporting Name Lists a shorter or abbreviated version of the Published Name for a test
Aliases Lists additional common names for a test, as an aid in searching
AChR (Acetylcholine Receptor)
Anti -Neuromuscular Junction Receptor Antibodies
Myasthenia Gravis Antibodies