在CMR衍生的心室应变变化,纤维化进展和在多变性心肌病的结果
Alberto Aimo1,2,3, Andrea Barison4,5, Annamaria Del Franco6
1Interdisciplinary Center for Health Sciences, Scuola Superiore Sant'Anna, Pisa, Italy. a.aimo@santannapisa.it.
The international journal of cardiovascular imaging
|January 27, 2026
概括
顺序心磁共振 (CMR) 菌株分析可以追踪高性心肌病 (HCM) 的进展. 放射性菌株的恶化预测早期HCM的不良事件,独立于基线风险得分.
科学领域:
- 心脏病学 心脏病学
- 医疗成像医学成像
- 生物物理学的生物物理.
背景情况:
- 超性心肌病 (HCM) 是一个重要的健康问题,需要有效的风险评估.
- 心脏磁共振 (CMR) 对于评估HCM至关重要,但跟踪疾病进展仍然具有挑战性.
- 使用CMR的菌株分析为监测HCM演变提供了一种潜在的方法.
研究的目的:
- 评估顺序CMR的实用性,特别是左心室 (LV) 菌株分析,用于跟踪HCM进展.
- 确定LV菌株参数的变化是否预测HCM患者的不良临床结果.
- 在早期HCM中评估串行CMR菌株测量的价值.
主要方法:
- 在10年内对114名接受两次CMR扫描的HCM患者进行了回顾性评估.
- 测量LV纵向,圆周和辐射变量参数的变化.
- 分析每年应变的变化作为复合终点的预测因素,包括突发心脏病死亡,心律失常,中风,心房动和心力衰竭住院.
主要成果:
- 在LV菌株的绝对变化与LGE质量的变化有显著的相关性.
- 在基线LGE<15%的患者中,放射性短轴菌株的年度绝对变化预测结果,独立于基线HCM得分和LGE程度.
- 第二次CMR后短轴辐射应变的恶化与早期HCM的复合不良事件有关.
结论:
- 序列CMR菌株分析是跟踪HCM进展的宝贵工具.
- 辐射短轴应变是早期HCM中不良事件的独立预测因素.
- 连续的CMR菌株测量可以提高HCM患者的风险分层,特别是在早期疾病阶段.
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