Quantitative Doppler echocardiography is the gold standard method for assessing the
degree of aortic stenosis (AS), which is classified as mild, moderate or severe. This …

In 1968, Ross and Braunwald (1) described the natural history of aortic stenosis (AS), which
progresses slowly over many years, with a rapid decline in survival once symptoms occur …

Introduction Transcatheter aortic valve implantation (TAVI) is a widely used treatment option
as an alternative to surgical aortic valve replacement in patients with severe aortic stenosis …

Aortic stenosis (AS) represents the most common primary cardiac valve disease and a
remarkable source of excessive morbidity and mortality [1, 2]. The prevalence of AS …

A estenose aórtica (EA) é uma doença de importância clínica, principalmente no contexto
da saúde pública. Sua história natural caracteriza-se por longo período oligoassintomático …

Introduction: Aortic stenosis (AS) is considered severe when the aortic valve area (AVA) is<
1.0 cm2 and the mean aortic valve gradient (mAVG) exceeds 40 mm Hg. Since many …

Background: Aortic valve stenosis (AS) is the most prevalent valvular heart disease requiring
valvular intervention. With no pharmacological treatment available, optimal management …

Abstract Purpose of Review The purpose of this paper is to review the current role of
echocardiography in the evaluation of patients with low gradient severe aortic stenosis (LG …

In apparently asymptomatic severe aortic stenosis (AS) group, stress echocardiography
objectively identifies symptomatic, high-risk AS patients requiring early aortic valve …

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); however, not infrequently, discrepancies arise in …