Medically reviewed by Richard N. Fogoros, MD The right atrium is one of the heart's upper chambers that plays a role in blood ...

Tricuspid valve regurgitation occurs when blood abnormally flows backwards from the right ventricle into the right atrium through a diseased tricuspid valve. Tricuspid regurgitation can be organic ...

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.

The tricuspid valve separates the right atrium and right ventricle. It opens due to a build-up of pressure in the right atrium, and prevents back flow of blood from the right ventricle to the ...

The tricuspid valve is located between the right atrium and right ventricle and opens due to a build-up of pressure in the right atrium. The bicuspid valve is located between the left atrium and ...