Right atrial enlargement occurs when the right atrium, one of the heart's upper chambers, is larger than normal. The right atrium is the first entry point of blood returning to the heart from ...

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 ...

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 ...

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 ...

Tricuspid regurgitation (TR) is common in patients with atrial functional mitral regurgitation (AFMR). However, very few studies have explored its clinical characteristics, determinants, and ...