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超声心动图诊断二尖瓣主动脉瓣瓣间纤维假性动脉瘤

Chinese Journal of Medical Imaging Technology(2014)

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Abstract
目的 观察二尖瓣主动脉瓣瓣间纤维假性动脉瘤(P-MAIVF)超声心动图特点.方法 结合相关文献,回顾分析6例P-MAIVF的临床特征及超声心动图表现.结果 6例P-MAIVF均位于主动脉瓣根部后方,收缩期膨胀而舒张期塌陷是其特征性表现.6例中,5例合并感染性心内膜炎,1例为心房颤动射频消融并发症,4例合并主动脉瓣二叶畸形,2例假性动脉瘤破入升主动脉.结论 经胸超声心动图是诊断P-MAIVF的首选方法;彩色血流多普勒有助于观察是否有破口形成,三维超声有助于观察病灶与邻近结构的空间位置关系.
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