相关实验视频
Updated: May 23, 2025

Transthoracic Echocardiography in Mice
Published on: May 28, 2010
站立的胸前心声回声学:一个可行性研究.
Stephen P Juraschek1, Noelle Ojo2, Janet Monroe3
1Division of General Medicine, Section for Research, Beth Israel Deaconess Medical Center, 330 Brookline Avenue, CO-1309, #217, Boston, MA, 02215, USA. sjurasch@bidmc.harvard.edu.
静止性低血压 (OH) 可以使用站立的胸前横心声图 (TTE) 来评估. 这种安全可行的方法揭示了心脏输出与缩性OH相关的变化,有助于诊断和治疗研究.
科学领域:
- 心脏病学 心脏病学
- 诊断成像 诊断成像 诊断成像
- 生理学 生理学 生理学
背景情况:
- 静止性低血压 (OH) 与心血管疾病有关,特别是在老年人中.
- 诊断心脏性OH需要评估心脏输出变化,但站立回声心脏图缺乏协议.
研究的目的:
- 评估一个站立的跨胸腔心声图 (TTE) 协议的可行性和安全性.
- 为了确定通过站立TTE测量的心脏输出变化是否与正静性低血压有关.
主要方法:
- 115名患者接受了标准的卧床TTE,随后在几分钟内进行了站立的TTE.
- 心脏输出通过大动脉的速度时间积分来评估.
- 血压和症状记录在卧卧和站立的位置.
主要成果:
- 102名参与者 (89%) 完成了常规的TTE协议.
- 该程序是安全的,并且在门诊环境中耐受良好.
- 站立时心脏输出量下降与缩性OH的几率增加有关.
结论:
- 站立TTE是一种可行的和安全的门诊手术.
- 通过TTE测量心脏输出量的变化与缩性OH相关.
- 这种技术显示出区分OH原因和指导治疗研究的潜力.
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