The right atrium is one of the heart's upper chambers that plays a role in blood circulation. It collects deoxygenated blood and directs it on a pathway to get oxygen from the lungs. Problems with ...

The mitral valve is positioned between the heart’s left atrium and ventricle. It opens to allow blood to flow into the left ventricle and closes to prevent backflow into the left atrium.

Researchers have significantly expanded the understanding of the genetic causes of atrial fibrillation (AF), a common heart condition that leads to an irregular heartbeat and increases the risk of ...

An Australian man lived for 100 days with an artificial titanium heart while he awaited a donor transplant, the longest period to date of someone with the technology. The patient, a man in his 40s ...

Blue Mountain's local Krish, 26, had no idea her heart was a ticking timebomb, until her mother heard her heart murmur ...

Atrial functional mitral regurgitation (AFMR) is a common type of MR linked to high rates of heart failure, highlighting the ...

The second heart sound (S2) is produced by the closure ... of the left ventricular stroke volume entering the left atrium, causing the left ventricular pressure to decrease faster.

A groundbreaking heart procedure at MedStar Union Memorial Hospital has made Maryland history. Joan Mertz, 83, became the first patient in the state to undergo an artificial heart valve replacement ...

A Larbert boy born with a hole in his heart has marked his third year after life changing open heart surgery by raising over ...