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Transaortic Flow Rate Versus Stroke Volume Index in Low-Gradient Aortic Stenosis.
JACC: Cardiovascular Imaging ( IF 14.0 ) Pub Date : 2018-03-14 , DOI: 10.1016/j.jcmg.2018.01.017
Crochan J O'Sullivan 1 , Ernest Spitzer 2
Affiliation  

Severe aortic stenosis (AS) is conventionally defined as an aortic valve area (AVA) <1.0 cm2 and a mean gradient (MG) >40 mm Hg [(1)][1]; however, not infrequently, discrepancies arise in which patients are found to have an AVA <1.0 cm2 (suggesting severe AS) and an MG <40 mm Hg (suggesting

中文翻译:

低梯度主动脉瓣狭窄中的经主动脉流速与卒中体积指数。

严重的主动脉瓣狭窄(AS)通常定义为主动脉瓣面积(AVA)<1.0 cm2,平均梯度(MG)> 40 mm Hg [[1]] [1];然而,并非经常发生差异,发现患者的AVA <1.0 cm2(建议严重AS)和MG <40 mm Hg(建议)
更新日期:2019-09-03
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