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Labcorp Oklahoma, Inc.
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Acetylcholine Receptor Modulating Antibody

Order Name ACETY MOD
Test Number: 5516500
Revision Date 01/02/2024
Test Name Methodology LOINC Code
Acetylcholine Receptor Modulating Antibody
Flow cytometry 30192-9 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 0.5 mL (0.3) Serum Clot Activator SST Room Temperature
Alternate 1 0.5 mL (0.3) Serum Clot Activator (Red Top, No-Gel) Room Temperature
Instructions Notes: 0.3 mL (Note: This volume Does not allow for repeat testing)
Specimen Type: Serum from Red Top Tube; Serum from a Gel Tube
Specimen Storage: Room temperature
Specimen Stability: Ambient: 14 Days, Refrigerated : 14 Days, Frozen: 14 Days
GENERAL INFORMATION
Expected TAT 5-7 days  
Clinical Use Confirming the diagnosis of myasthenia gravis. Modulating autoantibodies to AChR cause weakness by inhibiting or modulating binding to the receptors. 
Performing Labcorp Test Code 505225 
CPT Code(s) 86043
Lab Section Reference Lab