相关实验视频
Updated: Jul 15, 2026
11:40
Quantitative Autonomic Testing
Published on: July 19, 2011
在慢性心力衰竭中,夜间恩-斯托克斯呼吸的预后值
P A Lanfranchi1, A Braghiroli, E Bosimini
1Division of Cardiology, Department of Bioengineering, Salvatore Maugeri Foundation, IRCCS, Veruno, Italy. planfranchi@fsm.it
Circulation
|March 23, 1999
概括
切恩-斯托克斯呼吸 (CSR) 在慢性心力衰竭 (CHF) 中很常见,并且与不良结果有关. 呼吸暂停/呼吸暂停指数 (AHI) 预测心脏病死亡,识别高风险患者.
科学领域:
- 心脏病学 心脏病学
- 睡眠医学 睡眠医学
- 肺部医学 肺部医学
背景情况:
- 夜间切恩-斯托克斯呼吸 (CSR) 在慢性心力衰竭 (CHF) 患者中很普遍.
- 在CHF中,CSR可能与交感神经系统激活有关.
研究的目的:
- 为了研究CSR在心血管疾病患者的预后意义.
- 确定CSR发生是否会影响CHF患者的存活率.
主要方法:
- 62名CHF患者 (LVEF≤35%,NYHAII-III类) 接受了全面的临床,心声和睡眠评估.
- 睡眠研究评估了CSR,用周期性呼吸百分比和呼吸暂停/呼吸暂停指数 (AHI) 来量化.
- 随访时间平均为28个月,以评估心脏死亡率.
主要成果:
- 在随访期间,15名患者死于心脏病原因.
- 没有幸存者表现出更高的NYHA类,更低的LVEF,更大的心房和降低的峰值VO2.
- 更高的AHI和更长的周期性呼吸时间与心脏死亡率的增加显著相关.
- 多变量分析确定了AHI和左心房区域作为心脏死亡的独立预测因素.
结论:
- 呼吸暂停/呼吸暂停指数 (AHI) 是稳定的CHF患者预后不佳的有力独立预测指标.
- 一个AHI≥30/h提供额外的预后信息超出临床,心声和自主测量.
- 升高的AHI和左心房大小确定了心脏不全症患者的致命心脏事件风险非常高.
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