The right atrium collects deoxygenated blood and sends it to the lungs for oxygen. The electrical signal that makes the heart beat starts in the right atrium. Conditions affecting the right atrium can ...

Atrial septal aneurysm means that there is a bulge in the interatrial septum. It may not present with symptoms. However, it can occur alongside other heart problems that cause symptoms such as ...

New research findings from the University Medical Center Göttingen (UMG) show that both atria undergo profound changes in ...

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 ...

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 ...

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 ...

Checkmate-040: Nivolumab (NIVO) in patients (pts) with advanced hepatocellular carcinoma (aHCC) and Child-Pugh B (CPB) status. Patterns of care and outcomes of definitive external beam radiotherapy ...