Table 1.

Summary of clinical manifestations and findings of repetitive nerve stimulation (RNS) tests. A negative RNS test finding represents a decrement

^*+: Present, -: Absent, ^†Abnormal decrement greater than 10% on RNS test, ^‡Borderline abnormal decrement on RNS test, ^§Previously diagnosed and treated for MG.

AChR Ab: acetylcholine receptor antibody, ADQ: abductor digiti quinti muscle, F: female, FCU: flexor carpi ulnaris muscle, M: male, NA: nasalis muscle, ND: no discharge, OO: orbicularis oculi muscle, TR: trapezius muscle.