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作者报道9例颅内双侧椎动脉闭塞病人,其症状、临床表现及予后与单侧椎动脉闭塞或基底动脉闭塞完全不同.9例均经脑血管造影或病理学检查证实为颅内双侧椎动脉闭塞.男6例,女3例;年龄为53～78岁(平均66.2岁).本组病人均有高血压.4例患胰岛素依赖型糖尿病,3例以前患过心肌梗塞,1例18个月前曾有一次卒中发作,有4例卒中前2～60天曾有短暂性脑缺血发作(共8次).本组6例卒中前有明显的先兆症状,持续12～60天(平均17.3天).其症状有眩晕(6例)、共济失调(4例)、复视(2例)、呕吐(2例)、视物不清(2例)、头痛(2例).仅1例卒中突然发作无何先兆症状.8例病人有7例发生于睡眠醒来时,另1例于晚上休息时发病.小脑体征(肢体或步态共济失调)常见(8例),仅1例因四肢瘫、昏迷不能确定有无小脑
The authors report 9 cases of patients with bilateral intracranial vertebral artery occlusion, its symptoms, clinical manifestations and post-unilateral vertebral artery occlusion or basilar artery occlusion completely different in 9 cases were confirmed by cerebral angiography or pathology intracranial double Lateral occlusion of the vertebral artery, 6 males and 3 females, aged from 53 to 78 years old (average 66.2 years) .Hypertension was observed in all 4 patients with insulin-dependent diabetes mellitus, 3 with previous myocardial infarction, 1 One stroke occurred 18 months ago, and four had transient ischemic attacks 2 to 60 days prior to stroke (a total of 8 episodes). Six patients in our study had significant aura symptoms before stroke, lasting 12-60 Day (average 17.3 days) .The symptoms were vertigo (6 cases), ataxia (4 cases), diplopia (2 cases), vomiting (2 cases), blurred vision (2 cases), headache ). Only 1 patient had a sudden onset of stroke without any aura symptoms, 7 of 8 patients developed during sleep wake up, and the other occurred at rest at night. Cerebellar signs (limbs or gait ataxia) were common (8 ), Only 1 case due to quadriplegia, coma can not determine whether the cerebellum