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Heart disease remains a primary cause of illness and mortality around the world. While ...

Age, gender, and body size can affect the size of the left atrium, but several medical conditions can also be responsible. The left atrium is one of the four chambers of the heart. It’s located in the ...

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A left atrial appendage closure is a procedure your doctor may recommend if: you have atrial fibrillation (also known as AF or AFib) or you are not a good candidate for taking blood thinner medication ...

Atrial fibrillation is a common heart condition characterized by a rapid, irregular heartbeat stemming from the heart's upper chamber. It is a leading cause of stroke from clots that form in a small ...

Heart valves allow blood to flow one way and prevent it from flowing in the wrong direction. The tricuspid valve controls blood flow between the right atrium and right ventricle. The bicuspid or ...

A pouch-like structure inside the heart's left atrial chamber in some people may explain strokes that otherwise lack an identifiable cause, according to UC Irvine School of Medicine researchers. Dr.

Left atrial enlargement (LAE) is when the left side of the heart enlarges or swells, leading to breathlessness, fatigue, and other symptoms. It often affects people with high blood pressure and heart ...