近期,收治了一例 47 岁的脑梗患者,没有高血压、糖尿病、房颤,也不抽烟喝酒,病因会是什么呢?
病例资料
2 天前无明显诱因出现头晕、视物旋转,伴呕吐数次,呕吐物为胃内容物。随后出现行走不稳,右侧肢体活动笨拙。
1 天前出现言语不清,伴饮水呛咳、吞咽困难。
查体:(上下滑动查看)
心肺查体(-),神志清楚,言语笨拙,右眼裂变窄,左瞳孔直径约 4 mm,右瞳孔直径约 2 mm,光反射灵敏,双眼可见水平向眼震。
右侧软腭低垂,悬雍垂向左侧偏斜,咽反射减弱。右侧面部及左侧肢体痛温觉减退。四肢肌力 5 级,肌张力正常,腱反射对称存在。
病理征阴性,颈软。右侧指鼻试验、快速轮替试验及跟膝胫试验阳性。NIHSS 评分4分。
脑梗的病因是什么?
椎动脉夹层
参考文献
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[7] Swartz RH, Bhuta SS, Farb RI, Agid R, et al. Intracranial arterial wall imaging using high-resolution 3-tesla con-trast-enhanced MRI. Neurology, 2009, 72:627-634.
[8] Nakamura Y, Yamaguchi Y, Makita N, Morita Y, Ide T, et al. Clinical and Radiological Characteristics of Intracranial Artery Dissection Using Recently Proposed Diagnostic Criteria. J Stroke Cerebrovasc Dis 2019 Jun;28(6).
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