Objectives To investigate the changes of3D TCD,rCBF,BAEP and ECG in patients with hereditary motorsensory neuropathy (HMSN) associated with hypertrophic cardiomyopathy(HCM).

• 目的了解遗传性运动感觉性神经病（HMSN）合并肥厚性心肌病（HCM）的经颅多普勒（TCD）、局部脑血流量（rCBF）、脑干听觉诱发电位（BAEP）和心电图（ECG）的变化。