CPT® 86042, Under Qualitative or Semiquantitative Immunoassays

The Current Procedural Terminology (CPT®) code 86042 as maintained by American Medical Association, is a medical procedural code under the range - Qualitative or Semiquantitative Immunoassays.

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Summary

The test evaluates the specimen, such as serum, for acetylcholine receptor (AChR) blocking antibody using a method such as radioimmunoassay. The level of this noninfectious agent antibody may indicate that the patient has myasthenia gravis (MG), an autoimmune disorder that disrupts the interface of nerve and muscle, resulting in muscle weakness.

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