在用于初级预防的植入式心脏转换器-除器放置后,心脏衰竭的结果与改善的喷射率
Michael N Zarrella1, Carolina Borz-Baba1, Dorothy Wakefield2
1Internal Medicine, St. Mary's Hospital, Waterbury, USA.
Cureus
|July 7, 2025
概括
心力衰竭患者在心脏器件植入后改善排气率 (HFimpEF) 显示住院病例减少. 大脑下部的 natriuretic 水平预测了这些患者的更好的结果和降低死亡率.
科学领域:
- 心脏病学 心脏病学
- 医疗器械 医疗器械
- 心脏衰竭研究研究
背景情况:
- 有限的数据存在于心力衰竭的结果与改善的喷射率 (HFimpEF) 后心脏装置植入 (ICD/CRT).
- 本研究使用2022年AHA/ACC对HFimpEF的定义来评估当代结果.
- 专注于用于设备植入的非三级医院设置.
研究的目的:
- 评估ICD或CRT植入后HFimpEF患者的住院和死亡率.
- 为了比较HFimpEF和持久性心力衰竭与减少喷射率 (HFrEF) 群体之间的结果.
- 为了确定改善射出分数和死亡率的预测因素.
主要方法:
- 对54名接受ICD或CRT初级预防治疗的患者 (2019-2022) 的回顾性分析.
- 通过心声回声图评估的喷射率 (EF) 改善.植入后≥6个月.
- 测量结果:1年和整体住院/死亡率;大脑尿素 (BNP) 水平.
主要成果:
- 与HFrEF相比,HFimpEF患者的住院率在1年内 (22.2%对48.2%) 和整体上 (59.3%对85.19%) 显著降低.
- 心力衰竭是心脏相关住院病例的主要原因 (50%).
- 较低的BNP水平预测了改善EF (p < 0.01) 和降低死亡率 (p < 0.01).
结论:
- 在ICD/CRT后实现心肌复苏 (HFimpEF) 的患者的预后比持久HFrEF的患者更好.
- 失控的心力衰竭仍然是住院的关键驱动力.
- 标准化门诊总结与计划的BNP评估可以提高HFimpEF护理的成本效益.
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