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Effect of Elliptical LV Outflow Tract Geometry on Classification of Aortic Stenosis in a Multidisciplinary Heart Team Setting
JACC: Cardiovascular Imaging ( IF 14.0 ) Pub Date : 2017-11-01 , DOI: 10.1016/j.jcmg.2016.10.009
Mani Arsalan , John J. Squiers , Giovanni Filardo , Benjamin Pollock , J. Michael DiMaio , Benjamin Parva , Ambarish Gopal , Amanda C. Mahoney , David L. Brown , Michael J. Mack , Paul A. Grayburn

Severe aortic stenosis (AS) is defined as an aortic valve area (AVA) ≤1.0 cm2, a mean gradient ≥40 mm Hg, and/or peak velocity ≥4 m/s [(1)][1]. These measurements are most often made by transthoracic echocardiography (TTE), which may underestimate AVA because it assumes a circular left

中文翻译:

椭圆左室流出道几何形状对多学科心脏团队环境中主动脉瓣狭窄的分类的影响


严重的主动脉瓣狭窄(AS)定义为主动脉瓣面积(AVA)≤1.0cm2,平均梯度≥40mm Hg,和/或峰值速度≥4m / s [[1]] [1]。这些测量通常是通过胸腔超声心动图(TTE)进行的,这可能会低估AVA,因为它假设左心室呈圆形
更新日期:2017-11-07
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