lab exit

What Is Aortic Stenosis? Your aortic valve keeps blood flowing from your heart's lower left chamber (left ventricle) to the aorta which is the main artery bringing blood from the heart to the body. Aortic stenosis occurs when the aortic valve narrows and blood cannot flow normally.

regurgitation?

Mitral valve regurgitation is a problem that occurs when there is a valve leak, leading to blood flowing back into the left atrium. The incomplete valve closure may produce a softer S1 sound. Symptoms that may arise in people with this valve problem include: dizziness.