Aortic stenosis occurs when the orifice of the aortic valve is significantly reduced due to the failure of the aortic valve leaflets to open fully during systole. This causes an effective increase ...

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

Stenosis of the aortic or pulmonic valves will result in a systolic murmur, as blood is ejected through the narrowed orifice. Conversely, regurgitation of the same valves will result in a ...

Patients with severe aortic stenosis who were treated with either ... 9.3% surgery; p=0.15) Significantly larger effective orifice areas (EOA) and lower mean gradients in the TAVR vs.