Q. I have a leaky heart valve that may need surgery down the road. Can you tell me about heart-valve surgery in one of your columns? A. First, let’s explain briefly how the heart works.

They then close to keep blood from leaking back in the wrong direction. The heart's chambers and valves all work together to keep ... It will take you approximately two months to recover from ...

As your heart beats, it pumps blood from the left ventricle through the aortic valve and into the aorta, your body’s largest artery. The aortic valve is made up of three triangular flaps of ...

There are four heart valves. They include: The two main reasons a valve may need to be repaired or replaced are: Stenosis is ...

"The primary work project to replace two leaking 1.2m control valves at Sungai Dua WTP is progressing as planned. We have achieved 60% progress with one of the valves and 30% with the second valve ...