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局部缺血性脑病,包括椎基底系供血不足(VBI)在老年人中较为常见。这些病人中75%以上以头晕和眩晕为主要症状。作者用核磁共振(MRI)方法检查了患有头晕或眩晕的老年病人,观察其椎基底系是否有血流缓慢现象(SBF)。选102例主诉头晕或眩晕的病人,年龄大于50岁。根据MRI结果分为有无SBF的A、B两组。对照组57例病人,年龄大于50岁。无前庭症状,都因头痛做过MRI。作者也检查了32例小于50岁病人,其中13例主诉有前庭症状。全部病人都进行了MRI检查。眼震电图作为神
Ischemic encephalopathy, including vertebrobasilar insufficiency (VBI), is more common in the elderly. More than 75% of these patients dizziness and dizziness as the main symptoms. The authors examined elderly patients with dizziness or dizziness by magnetic resonance imaging (MRI) and observed whether their vertebrobasilar system had a sluggish blood flow (SBF). 102 patients complained of dizziness or dizziness, older than 50 years of age. According to MRI results were divided into without SBF A, B two groups. Control group of 57 patients, more than 50 years of age. No vestibular symptoms, all done because of headache MRI. The authors also examined 32 patients younger than 50 years, of whom 13 complained of vestibular symptoms. All patients underwent MRI examination. Electronystagmography as God