Alert

Myasthenia Gravis Evaluation 

Tube Type = Red Top

Tube Type x2

Includes: Acetylcholine Receptor Antibodies (AChR) - Binding
Reflexed Tests: ACHR Modulating Ab, Musk Antibody

Test ID LAB5714
EPIC Order MYASTHENIA GRAVIS (MG) EVALUATION
CPT Code(s) 86041 (86043, 86366 if appropriate)
Group/Individual Test Group
Laboratory Core Referral Testing
Tube Station 30
Specimen Routine: 9 mL blood/Red plain tube/Gold SST also acceptable
Micro: 6 mL blood
Availability Routine: Reference Laboratory - Mayo Clinic Laboratories
Turnaround Time 6-14 days
Reference Range Normal: See separate report

Reviewed by J. Carr on November 12, 2025

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514