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Test ID: MGEA
Myasthenia Gravis (MG) Evaluation, Adult

List Fee Provides the Mayo Medical Laboratories list fee for performing the test

$501.10

The following test(s) may be added per the testing algorithm: 

$234.70 for #81596 "Glutamic Acid Decarboxylase (GAD65) Antibody Assay, Serum" 

$272.90 for #83107 "Collapsin Response-Mediator Protein-5-IgG (CRMP-5-IgG) Western Blot, Serum" 

$261.30 for #84321 "Ganglionic Acetylcholine Receptor (Alpha3) Autoantibody, Serum" 

$261.50 for #89165 "Neuronal Voltage-Gated Potassium Channel (VGKC) Autoantibody, Serum"

Test Classification Provides information regarding the medical device classification for laboratory test kits and reagents. Tests may be classified as cleared or approved by the US Food and Drug Administration (FDA) and used per manufacturer's instructions, or as products that do not undergo full FDA review and approval, and are then labeled as an Analyte Specific Reagent (ASR), Investigation Use Only (IUO) product, or a Research Use Only (RUO) product.

This test was developed and its performance characteristics determined by Laboratory Medicine and Pathology, Mayo Clinic. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information Provides guidance in determining the appropriate Current Procedural Terminology (CPT) code(s) information for each test or profile. The listed CPT codes reflect Mayo Medical Laboratories interpretation of CPT coding requirements. It is the responsibility of each laboratory to determine correct CPT codes to use for billing.

83519-59-ACh receptor (muscle) binding antibody

83519-59-ACh receptor (muscle) modulating antibodies

83520-Striational (striated muscle) antibodies

83519-59-AChR ganglionic neuronal antibody (if appropriate)

83519-59-Neuronal VGKC autoantibody (if appropriate)

84182-CRMP-IgG Western blot (if appropriate)

86341-GAD65 antibody assay (if appropriate)