Nov 10, 2016 · Tribouilloy C, Bohbot Y, Maréchaux S, Debry N, Delpierre Q, Peltier M, Diouf M, Slama M, Messika-Zeitoun D, Rusinaru D. Outcome implication of aortic valve area normalized to body size in asymptomatic aortic stenosis.

May 10, 2020 · In adults with normal aortic valves, the valve area is approximately 3.0 to 4.0 cm 2. As aortic stenosis (AS) develops, minimal pressure gradient is present until the orifice area becomes less than half of normal.

In 2006, Davies et al 11 showed that aortic size index (ASI), which is defined as aortic diameter (cm)/BSA(m 2), is a better predictor of adverse aortic events than diameter alone, and that a simple nomogram could be used to stratify those with aortic aneurysms into low-, medium-, and high-risk groups. However, it is unclear whether the weight ...

AVA estimates are crucial in the diagnosis of aortic stenosis and its severity, along with the measurement of transvalvular flow and the determination of the magnitude and duration of the transvalvular pressure gradient.

In their study, the authors queried a prospectively assembled compre-hensive database to select asymptomatic patients with an AVA of ≤1.3 cm2, preserved left ventricular systolic function, and no other significant valvular disease.

In cardiology, aortic valve area calculation is an indirect method of determining the area of the aortic valve of the heart.The calculated aortic valve orifice area is currently one of the measures for evaluating the severity of aortic stenosis.A valve area of less than 1.0 cm 2 is considered to be severe aortic stenosis. [1] [2]There are many ways to calculate the valve area of aortic stenosis.

Echocardiography is the key tool for the diagnosis and evaluation of aortic stenosis. Because clinical decision-making is based on the echocardiographic assessment of its severity, it is essential that standards are adopted to maintain accuracy and consistency across echocardiographic laboratories.

Jun 8, 2024 · For patients with Turner syndrome, a screening TTE and MRI should be performed upon diagnosis to detect aortic dilation, bicuspid aortic valve, aortic coarctation, and other congenital heart defects.

Indexing aortic valve area (AVA) by body surface area (BSA) (AVA index) represents an intuitively convincing and widely adopted method to adjust for differences in body size. 1–3 Whereas current American College of Cardiology/American Heart Association guidelines on valvular heart disease recommend indexing AVA for all patients, 2 the recently p...

Severe aortic valve stenosis (AS) is defined by an aortic valve area (AVA) <1 cm2 or an AVA indexed to body surface area (BSA) <0.6 cm/m2, despite little evidence supporting the latter approach and important intrinsic limitations of BSA indexation. ...