患者男,37岁,因“复视、头昏、双眼睑下垂3d”于2012年1月2日以“双眼睑下垂待查”入我科。发病前4d有上呼吸道感染史。无视物变形,不伴耳鸣、听力改变。查体:T36.3℃,双眼视力4.0,眼底正常,咽部充血(++)、色暗红,双眼水平眼震,双侧瞳孔不等大(左3.0mm、右3.5mm)、光反射迟钝,双眼睑下垂、抬举无力,余查体未见异常。颅脑MRI未见异常;血常规及肝肾功能无异常。初步考虑动眼神经病变,给予逐步完善相 Male patient, 37 years old, due to “diplopia, dizziness, double eyelid ptosis 3d ” on January 2, 2012 to “double eyelid drooping pending investigation ” into my department. 4d before the onset of upper respiratory tract infection history. Ignore the distortion, without tinnitus, hearing changes. Physical examination: T36.3 ℃, binocular vision 4.0, normal fundus, pharyngeal hyperemia (++), dark red, binocular nystagmus, bilateral pupil ranging from large (left 3.0mm, right 3.5mm), light reflex Dull, double eyelid ptosis, lift the weakness, I found no abnormalities. No abnormal brain MRI; no abnormal blood and liver and kidney function. Initial consideration of oculomotor disease, given gradually improve the phase