Fig. 2From: Value of electrophysiological indicators in differential diagnosis of parkinson's disease and multiple system atrophyEAS-EMG test in a 65-year-old female patient with MSA. EAS-EMG latency was 17.67 ms. EAS-EMG amplitude was 606 μV. In this patient, EAS-EMG latency was significantly prolonged, and satellite potential was observedBack to article page