患者女47岁,无诱因头晕、恶心2天,晨起睁眼时感眩晕、黒朦1天伴右后颈部剧痛、顽固性呃逆、口齿不清、咽喉疼痛,无法坐起或站立,无意识障碍,无四肢活动障碍。当地医院MRI检查提示脑干梗死。体检:BP 142/83 mmHg,神志清楚,口齿不清,双侧额纹对称,右侧眼睑下垂、眼裂减小,双眼水平震颤,左侧瞳孔约5 mm,右侧瞳孔约2 mm,双侧瞳 Patient 47 years old, no incentive to dizziness, nausea 2 days, dizzy eyes open when feeling dizzy, black Meng 1 day with severe pain in the right neck, stubborn hiccups, slurred speech, sore throat, unable to sit up or stand, Unconsciousness, no physical activity disorders. Local hospital MRI examination prompted brainstem infarction. Physical examination: BP 142/83 mmHg, conscious, stomatognomy, bilateral frontal symmetry, right eyelid ptosis, decreased eye crevices, binocular tremor, left pupil about 5 mm, right pupil about 2 mm, double Side pupil