主动脉瓣叶破裂导致经导管主动脉瓣置换术（TAVR）术前瓣膜成形术期间左主冠状动脉口延迟梗阻。

Aortic Valve Leaflet Rupture Causing Delayed Left Main Coronary Ostial Obstruction During Valvuloplasty Preceding TAVR.

作者信息

Parekh Akarsh, Sengupta Vivek, Hunyadi Victor, Ianitelli Melissa, Zainea Mark

机构信息

Department of Cardiovascular Medicine, McLaren Macomb Medical Center, Mount Clemens, Michigan, USA.

Michigan State University, East Lansing, Michigan, USA.

出版信息

JACC Case Rep. 2021 Dec 1;3(17):1822-1827. doi: 10.1016/j.jaccas.2021.09.022.

A 69-year-old man with mediastinal radiation history underwent balloon valvuloplasty before transcatheter aortic valve replacement, which caused aortic leaflet rupture leading to unstable severe aortic regurgitation and subsequent left main ostial obstruction. A balloon-expanding valve was implanted to capture the ruptured leaflet and a left main stent was placed. ().