医学
心脏病学
心室
狭窄
内科学
心室流出道梗阻
阀门更换
窦性心律
主动脉瓣
心室流出道
主动脉瓣置换术
外科
心房颤动
二尖瓣
作者
Homam Ibrahim,Colin M. Barker,Michael J. Reardon,Neal S. Kleiman
出处
期刊:PubMed
[National Institutes of Health]
日期:2015-06-01
卷期号:27 (6): E107-9
被引量:5
摘要
Dynamic left ventricular outflow tract obstruction and left ventricular mid-cavity obliteration are phenomena that can complicate the postoperative course in patients who undergo surgical aortic valve replacement for aortic stenosis, and may be markers of increased morbidity and mortality. Recently, reports describing dynamic intraventricular obstruction following transcatheter aortic valve replacement (TAVR) have emerged. We report a case of dynamic left ventricular mid-cavity obstruction due to disordered atrioventricular synchrony immediately following TAVR, and its reversal with restoration of atrioventricular synchrony. This case highlights the essential role of atrial contraction in the management of this phenomenon.
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