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目的探讨缺血性脑血管病患者高同型半胱氨酸(Hcy)血症与颅内外动脉狭窄的关系。方法 2007年6月2009年12月收治缺血性脑血管病患者90例,根据全脑血管造影检查结果分为颅内外动脉狭窄组和颅内外动脉无狭窄组;颅内外动脉狭窄组依狭窄部位分为单纯颅内动脉狭窄组、单纯颅外动脉狭窄组及颅内外动脉均有狭窄组;分析各组同型半胱氨酸的水平。结果颅内外动脉狭窄组血浆Hcy水平显著高于颅内外动脉无狭窄组(P<0.05);单纯颅内动脉狭窄组、单纯颅外动脉狭窄组及颅内外动脉均有狭窄组血浆Hcy水平均显著高于颅内外动脉无狭窄组(P<0.05)。结论高同型半胱氨酸血症是颅内外动脉狭窄的危险因素,是单纯颅内动脉狭窄及单纯颅外动脉狭窄的共同危险因素。
Objective To investigate the relationship between hyperhomocysteinemia and intracranial and extracranial arterial stenosis in patients with ischemic cerebrovascular disease. Methods Totally 90 patients with ischemic cerebrovascular disease were admitted to our hospital from June 2007 to December 2009. According to the result of cerebrovascular angiography, the patients were divided into two groups: non-stenosis group and stenosis group; stenosis group Divided into simple intracranial artery stenosis group, simple extracranial artery stenosis group and extracranial artery stenosis group; analysis of the level of homocysteine. Results The level of Hcy in intracranial and extracranial arterial stenosis group was significantly higher than that in intracranial and extracranial artery without stenosis group (P <0.05). Plasma homocysteine level in stenosis group was significantly higher in simple intracranial arterial stenosis group, extracranial extracranial artery stenosis group and extracranial extracranial artery Higher than that in the non-stenosis group (P <0.05). Conclusion Hyperhomocysteinemia is a risk factor for intracranial and extracranial arterial stenosis and is a common risk factor for simple intracranial arterial stenosis and extracranial arterial stenosis.