在严重的心房功能性心回中明显的小册子-状重塑模式:一个三维心声回声研究研究
Hoda Abdelgawad1,2, Bassant Mowafy3, Kawkab Khidr3
1Cardiology Department, Faculty of Medicine, Alexandria University Hospital, Champollion Street, Khartoom Square, Qism Bab Sharqi, Alexandria, Egypt. hoda.abdelkhalek@alexmed.edu.eg.
概括
耳前功能性 mitra 反 (AFMR) 与环状扩张和小册子重塑有关,而不是小册子结合. 这项研究使用了3D TOE来证明非轻度AFMR涉及更大的圆环和不成比例的传单重塑.
科学领域:
- 心脏病学 心脏病学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
- 心脏外科手术 心脏外科手术
背景情况:
- 耳前功能性脑膜反 (AFMR) 的特点是左心室的正常大小/功能和结构正常的脑膜叶片,左心室扩张.
- 与心室功能性 mitra 反不同,AFMR 主要是由于环形几何变化而不是叶片绑定力造成的.
研究的目的:
- 通过使用三维跨食道心声学 (3D TOE) 来研究在患有额头和心房 (AF) 的患者中,叶片-状重塑.
主要方法:
- 使用3D TOE分析了50名AFMR患者,分为非轻度MR (n=25) 和轻度MR (n=25) 的组.
- 中心分析软件评估了环形尺寸,叶片几何形状和布参数.
主要成果:
- 与轻度MR组相比,非轻度MR组的左心房体积显著增加,AF持续时间更长 (>1年).
- 非轻度MR组的环状区域和周长显著更大.
- 在非轻度MR组中观察到不成比例的叶片-环状重塑,以较低的叶片面积与环状面积的比率来表示,非轻度MR组.
结论:
- AFMR是一种由环状扩张和不成比例的叶片重塑驱动的二次 mitrale 吐的独特形式.
- 这些发现验证了AFMR中中心吐的机制.
- 需要进一步的参数来确定适合穿皮干预的候选人.
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