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 ...

The aortic valve is made up of three triangular flaps of tissue called cusps that open and close to keep blood flowing in only one direction . Sometimes, the aortic valve opening narrows – a ...

A certain percentage of the energy by the LV is used during opening of the aortic cusps. In healthy individuals with a normal valve, minimal energy is required to open the pliable cusps and hold ...

Transthoracic and transesophageal echocardiography revealed a mobile mass on the right coronary cusp of the aortic valve. Multislice CT demonstrated a significant narrowing in the proximal left ...

Large and rare duplications and deletions in a chromosome region known as 22q11.2 , which involves genes that regulate ...

There was free aortic regurgitation because of dilatation of the valvular annulus; the cusps themselves were not deformed. The valve was excised and a No. 9 Starr-Edwards valve inserted.

6 Aortic size and other valve regurgitation and/or stenosis were assessed according to the current guidelines.21 22 The type of BAV was assessed, and the following code was used for the nomenclature: ...