Posted Date
Effective Date
Update Type Test Down or Delayed
CPT Code 83519 x2

Order Code:                  MMLR             

Fee Code:                     36163

Reference Laboratory:   Mayo Medical Laboratory

Effective August 29, 2019, Myasthenia Gravis Evaluation, Pediatric (MMLR) testing may be delayed per Mayo Medical Laboratory due to a reagent issue, potential reflex component ARMO: Acetylcholine Receptor (Muscle AChR) Modulating Antibody, Serum is unable to be performed. As applicable, all pending evaluations will be finalized without the ARMO reflex.


Recommended Testing

Acetylcholine Receptor Modulating Antibody

Order Code:                  MMLR

CPT Code:                    83519

Reference Laboratory:   Mayo Medical Laboratory

Collection Instructions: Collect approximately 2mL of whole blood in a red top or serum separator tube (SST). Centrifuge the specimen and aliquot the serum into a plastic vial. Ship the serum refrigerated, preferred.

Set Up / Analytic Time: Sunday, Tuesday and Thursday, 2-7 days