In patients greater than age 65, more than 90% of aortic stenosis involves trileaflet valves which have developed heavy calcification. [5] In these instances the calcium deposits are thought to ...

The severity of aortic stenosis is determined by measuring the aortic valve area (AVA) and calculating the pressure gradient between the LV and the aorta on echocardiography. Aortic stenosis is ...

V1/V2 ≠ 0.80/4.57 0.18 indicative of severe aortic stenosis.Pk Grad=peak gradient; Mn Grad=mean gradient ...

Medtronic has reported late-breaking data from the randomised Evolut Low Risk Trial’s five-year outcomes of the Evolut ...

Subjects with severe aortic stenosis who underwent treatment with ... as well as “larger” effective orifice areas (EOA) and lower mean gradients in the TAVR group versus the surgical arm.