A study reveals that middle-aged adults fare better with mechanical aortic valves compared to animal tissue-based valves. The research, presented at the Society for Thoracic Surgery annual meeting, ...

These latest data reinforce years of smaller studies, but whether they should change practice is a matter of debate.

Ever wondered why pilots and plane cabin crew tell you to turn off your phone or put it in airplane mode? Worried about whether ... a century since then, and I'm not aware of any other lightning ...

Aortic stenosis (AS) was historically considered a disease ... including visual 2-dimentional (2D) evaluation, M-mode, doppler, tissue doppler imaging (TDI), strain and 3-dimentional (3D) imaging. A ...

What is aortic stenosis in children? Aortic stenosis means that your child has a heart valve that is too narrow or is blocked. The aortic valve is 1 of 4 heart valves that keep blood flowing through ...

THE human aortic valve consists of three cusps made of relatively inelastic, muscle-free material about 0.15 mm thick. It opens and shuts about once a second, and withstands a pressure difference ...

She was diagnosed with severe aortic stenosis. This is a degenerative heart condition in which the valve between the heart and the main artery that carries blood to the rest of the body becomes ...

Description Aortic stenosis occurs when the aortic valve, which separates the main pumping chamber of the heart from the circulation, becomes narrowed. This may reduce the flow of blood out of the ...

These characteristics allow superior valve hemodynamics in the Mitroflow aortic valve, especially in those with a small aortic annulus (19 and 21 mm) 6; therefore, the Mitroflow aortic valve is ...