1　病历摘要患者,男性,21岁,学生。因右侧肢体麻木4d,复视3d,吞咽困难伴走路不稳2d,于1997年11月5日收入院。4d前患者在活动中出现右侧肢体麻木、颈部发板,当时未在意。3d前晨起床后患者发现视物成双。即来我院门诊就诊,做颅脑CT和脑电图均未见异常,患者自行返回学校。2d... 1 patient summary patient, male, 21 years old, student. Due to the right limb numb 4d, diplopia 3d, dysphagia with walking instability 2d, on November 5, 1997 income hospital. 4d before the patient appeared in the activities of numbness on the right limb, neck hair plate, did not care at the time. Patients found double vision after they got up in the morning before 3d. That is to come to our hospital clinic, brain CT and EEG were no abnormalities, patients return to school on their own. 2d ...