Objective To investigate the changes of magnitic evoked potential(MEP) and somatosensory evoked potential(SEP) in patients with hereditary motor sensory neuropathy(HMSN).

• 目的了解遗传性运动感觉性神经病(HMSN)的经颅磁刺激运动诱发电位(MEP)和体感诱发电位(SEP)的变化。