1病例报告男性，19岁，学生，因右侧肢体活动障碍4小时入院。入院前】小时，上厕所从蹲位起立时。突感右侧肢体无力、抖动、活动障碍、并感眼前闪光、一过住黑蒙、视物模糊、眩晕、左侧耳鸣、先后呕吐胃内容物3次。查体：T、P’R、BP正常，神情，阳活动灵，水平眼球震颤（＋） 1 Case Report Male, 19 years old, student, admitted to hospital for 4 hours due to physical disorder in the right limb. Before admission] hours, the toilet stood up from the squatting position. Suddenly the right limb weakness, jitter, mobility disorders, and sensory flash, once lived in Mongolia, blurred vision, dizziness, left tinnitus, vomiting stomach contents 3 times. Physical examination: T, P’R, BP normal, look, Yang activity spirit, level nystagmus (+)