Bileaflet mechanical heart valves (MHV) remain a viable option for aortic ... supplanted all the other mechanical designs (namely ball-and-cage and tilting disc valves). At the same time, their ...

No one was more surprised than Dr. Rick Dearman when he was diagnosed with severe symptomatic aortic stenosis, also known as heart valve failure. As a heart surgeon, he’d treated hundreds of ...

Background We investigate pressure recovery in central and side orifices of St Jude valves and the effect of mitral versus aortic position on the relation between Doppler- and catheter-derived pressu ...

Heart valve diseases affect how blood flows through the heart muscle. Not all people experience symptoms, even if the condition is severe. You may recognize these early signs and symptoms of heart ...

A 53-year-old man with atrial fibrillation underwent mitral and aortic mechanical valve replacements with St. Jude bileaflet tilting disk valves due to endocarditis in the setting of underlying ...

Serotonin can impact the mitral valve of the heart and potentially accelerate a cardiac condition known as degenerative mitral regurgitation, according to a new study. Serotonin can impact the ...

When parts of the heart, such as the valves, do not work properly, it is possible to repair or replace them. The aortic and mitral valves are the ones that surgeons most commonly replace.

The heart has four valves that keep blood flowing through your heart’s four chambers. Each valve has leaflets (tissue flaps) that normally open and close as your heart beats to let blood flow ...