【摘 要】
：
胸椎椎弓根螺钉内固定的主要适应证为胸椎骨折和脊柱侧凸/后凸.椎弓根螺钉置入时经由椎体后柱、中柱到达前柱,所经之处毗邻重要组织,严重并发症发生风险大.椎弓根螺钉引起的
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胸椎椎弓根螺钉内固定的主要适应证为胸椎骨折和脊柱侧凸/后凸.椎弓根螺钉置入时经由椎体后柱、中柱到达前柱,所经之处毗邻重要组织,严重并发症发生风险大.椎弓根螺钉引起的主动脉损伤罕见,一旦发生穿孔需急诊行主动脉修复手术.然而,在胸椎椎弓根螺钉并未穿破主动脉壁的情况下,是否需要修补主动脉,目前尚不明确.本文通过检索MEDLINE/Pubmed收集了19个病例,结合本研究的3个病例(图1～3),对撞击主动脉但主动脉壁未穿孔情况下修复主动脉的适应证和时机加以分析.
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