When someone has atrial fibrillation, it means the two upper chambers of the heart have ceased to function properly. It occurs due to a malfunction in a cluster of cells in the right atrium, known as ...

The study mapped mechanistic changes across right atrial tissue samples collected during open-heart surgeries in two prospective studies at the Kuopio and Turku University Hospitals, and included ...

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 ...

The patient had a history of peripheral arterial occlusive disease. He had been experiencing Canadian Cardiovascular Society class II angina for 7 years. Transthoracic echocardiography (TTE) revealed ...

Please provide your email address to receive an email when new articles are posted on . Right atrial pressure estimated by a portable hand-held ultrasound corresponded with B-type natriuretic peptide ...

Tricuspid valve regurgitation is leaking from your lower heart chamber (ventricle) to your upper heart chamber (atrium) on the right side of your heart. Typically, your tricuspid valve opens and ...

Single-chamber ventricular leadless pacemakers do not support atrial pacing or consistent atrioventricular synchrony. A dual-chamber leadless pacemaker system consisting of two devices implanted ...

An atrial septal defect is a congenital heart issue. According to the Centers for Disease Control and Prevention (CDC), it develops in about 1 in 1,859 babies in the United States. An atrial septal ...