In the United States about 10% of aortic stenosis is caused by rheumatic disease and the remainder by calcification of a unicuspid, bicuspid, or normal trileaflet valve.

The aortic valve is normally tricuspid or trileaflet. When two of the cusps are fused together, the valve becomes functionally “bicuspid.” Most commonly, the right and left coronary cusps are ...

Echocardiography revealed a calcified trileaflet aortic valve with severe stenosis (transaortic mean pressure gradient, 38 mm Hg; aortic-valve area, 0.4 cm 2) and an aortic annular diameter of 19 ...

There is currently no way to stop calcification of the aortic valve. If all else fails, the valve must be replaced. To better ...

A trileaflet valve made from bovine pericardium is suspended between two inflatable and deflatable ring balloons allowing for device repositioning ... Transcatheter Aortic Valve Implantation: ...

The most common cause of aortic stenosis in a person over age 70 years is calcification of a normal trileaflet aortic valve; this process is sometimes referred to as “senile degeneration.” ...

Dowling said there are a number of different sizing strategies proposed for BAVs, including annulus-based sizing which is used for trileaflet aortic valves. The second approach consists of ...

Aortic stenosis is a heart valve disease that some people don't realize they have. So what is it, how is it treated?

Patients received a new treatment for heart valve disease, which did not require riskier open-heart surgery or travel to London.Five people from Cambridgeshire, Essex, Hertfordshire, Peterborough and ...

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

Forrest JK, Kaple RK, Ramlawi B, et al. Transcatheter aortic valve replacement in bicuspid vs tricuspid aortic valves from the STS/ACC TVT Registry. J Am Coll Cardiol Intv. 2020;Epub ahead of print.

Cardiac rehabilitation to improve health-related quality of life following trans-catheter aortic valve implantation: a randomised controlled feasibility study, Pilot and Feasibility Studies, 4, 1 ...