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脑白质剪切伤的临床CT分析

Analysis of the shearing injuries of the cerebral white matter with CT
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摘要 目的提高对脑白质剪切伤的CT认识。方法回顾性分析我院收治的50例脑白质剪切伤患者的临床及CT资料。结果脑灰白质内的小出血灶是脑白质剪切伤的特征性CT表现。其首次CT检查表现为:①出血灶分布在胼胝体、基底节、小脑上脚、脑室及脑干;②小于2cm斑点状或斑片状出血灶分布在脑灰白质交界处;③弥漫性脑肿胀,灰白质边界模糊,脑深部结构不易辨认;④中线结构无移位,但合并颅内出血时可移位。CT将本组病例分为5型:中央型7例,周围型38例,脑干型9例,肿胀型12例,混合型43例,合并颅内出血8例。结论CT检查结合临床体征对脑白质剪切伤有较高的诊断价值,为临床治疗提供可靠的影像学依据从而减少死亡率。
出处 《中国CT和MRI杂志》 2005年第4期52-53,共2页 Chinese Journal of CT and MRI
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