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Test ID: MGEP    
Myasthenia Gravis (MG) Evaluation, Pediatric

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Secondary ID A test code used for billing and in test definitions created prior to November 2011

83371

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.

Yes

Useful For Suggests clinical disorders or settings where the test may be helpful

Recommended for initial investigation of patients presenting at less than age 20 with a defect of neuromuscular transmission

 

Confirming that a recently acquired neurological disorder has an autoimmune basis

 

Distinguishing acquired Myasthenia Gravis from congenital myasthenic syndromes (persistently seronegative)

 

Providing a quantitative baseline for future comparisons in monitoring clinical course and response to immunomodulatory treatment

 

Note: Single antibody tests may be requested in follow-up of patients with positive results documented in this laboratory.

Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.

Test IDReporting NameAvailable SeparatelyAlways Performed
ARBIACh Receptor (Muscle) Binding AbYesYes
ARMOACh Receptor (Muscle) Modulating AbNoYes

Testing Algorithm Delineates situation(s) when tests are added to the initial order. This includes reflex and additional tests.

See Myasthenia Gravis: Pediatric Diagnostic Algorithm in Special Instructions.

Special Instructions and Forms Describes specimen collection and preparation information, test algorithms, and other information pertinent to test. Also includes pertinent information and consent forms to be used when requesting a particular test

Method Name A short description of the method used to perform the test

Radioimmunoassay (RIA)

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

MG Eval, Pediatric

Aliases Lists additional common names for a test, as an aid in searching

Acetylcholine Receptor (Muscle AChR) Antibodies
AChR (Acetylcholine Receptor)
Muscle End-Plate Antibodies
Myasthenia Gravis Antibodies
Myoid Antibody