Utility of repetitive nerve stimulation test for ALS diagnosis.

  title={Utility of repetitive nerve stimulation test for ALS diagnosis.},
  author={Yuki Hatanaka and Mana Higashihara and Takashi Chiba and Yosuke Miyaji and Yasuomi Kawamura and Masahiro Sonoo},
  journal={Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology},
  volume={128 5},
OBJECTIVE Decremental responses in the repetitive nerve stimulation (RNS) test in amyotrophic lateral sclerosis (ALS) patients have been reported, although their possible diagnostic role has received little investigation. We investigated their diagnostic role in differentiation between ALS and cervical spondylotic amyotrophy (CSA), an important ALS mimic especially in Japan. METHODS Patients were prospectively enrolled and the diagnosis was confirmed by follow-up. RNS was performed on the… CONTINUE READING