A nerve conduction study revealed reduced amplitude of the motor and sensory nerve action potential, with normal conduction velocity.
神经传导研究发现运动及感觉神经动作电位减弱，传导速度正常。
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Results The peripheral nerve conduction velocity and evoked potentialamplitude are all abnormal in 20 patients and the disorders in sensory nerve are more serious than those in the motor one.