本文分析30例球麻痹患者提示:脑干病变是球麻痹的主要病因。脑干听觉诱发电位对诊断脑干病变,肌电图检查对诊断运动神经元疾病有一定价值。球麻痹的预后因病因而异,多数较好。 This article analyzes 30 cases of patients with bald paralysis Tip: brainstem lesion is the main cause of paralysis of the ball. Brainstem auditory evoked potential diagnosis of brainstem lesions, EMG diagnosis of motor neuron disease has a certain value. The prognosis of ball paralysis due to the disease is different, most of the better.