期刊文献+

脑动脉高密度征及其临床意义 被引量:2

暂未订购
导出
摘要 近年来磁共振检查在评估急性脑缺血方面起着越来越重要的作用,但CT检查仍是临床工作中的重要手段。脑缺血时行CT检查可发现某些早期征象,如脑动脉高密度征(CHAS)。CHAS常见类型有颈内动脉高密度征(HICAS)、大脑前动脉高密度征(HACAS)、大脑中动脉高密度征(HMCAS)、大脑中动脉外侧裂的高密度征(MCA"dot"sign)等。大多数研究认为CHAS提示梗死范围更大、临床预后不良,且更容易出现出血性转化。CHAS的确定可以帮助估计梗死范围和临床预后。
作者 赵洁 王晔
出处 《国际神经病学神经外科学杂志》 2009年第3期249-251,共3页 Journal of International Neurology and Neurosurgery
  • 相关文献

参考文献19

  • 1Ozdemir O, Leung A, Bussiere M, et al. Hyperdense internal carotid artery sign : a CT sign of acute ischemia. Stroke, 2008, 39(7) : 2011-2016.
  • 2Qureshi AI, Ezzeddine MA, Nasar A, et al. Is IV tissue plasminogen activator beneficial in patients with hyperdense artery sign? Neurology, 2006, 66(8) : 1171-1174.
  • 3Leafy MC, Kidwell CS, Villablanca JP, et al. Validation of computed tomographic middle cerebral artery " dot" sign : An angiographic correlation study. Stroke, 2003 , 34 ( 11 ) : 2636-2640.
  • 4Zaidat OO, Suarez JI, Santillan C, et al. Response to intraarterial and combined intravenous and intra-arterial thrombolytic therapy in patients with distal internal carotid artery occlusion. Stroke, 2002, 33(7) : 1821-1827.
  • 5Sorimachi T, Fujii Y, Tsuchiya N, et al. Recanalization by mechanical embolus disruption during intra-arterial thrombolysis in the carotid territory. AJNR Am J Neuroradiol, 2004,25(8): 1391-1402.
  • 6Smith WS, Sung G, Starkman S, et al. For the MERCI trial investigators. Safety and efficacy of mechanical embolectomy in acute ischemic stroke results of the MERCI trial. Stroke, 2005, 36(7): 1432-1440.
  • 7Saz-Saucedo PD, Maestre-Moreno JF, Vatz KA, et al. Sign of hyperdense and hyperintense anterior cerebral artery. Neurologia, 2007, 22(3) : 184-186.
  • 8Koga M, Saku Y, Toyoda K, et al. Reappraisal of early CT signs to predict the arterial occlusion site in acute embolic stroke. J Neurol Neurosurg Psychiatry, 2003, 74 (5) : 649-653.
  • 9Leys D, Pruvo JP, Godefroy O, et al. Prevalence and significance of hyperdensc middle cerebral artery in acute stroke. Stroke, 1992, 23(3) : 317-324.
  • 10Manawadu D, Butcher K. Evolving hyperdense middle cerebral artery sign. J Neurol Neurosurg Psychiatry, 2008, 79: 1106.

同被引文献18

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部