In patients undergoing transcatheter aortic valve replacement (TAVR), high‑grade atrioventricular blocks occurring during and after the procedure had distinct mechanisms and predictors. Both ...

First-degree heart block is the mildest type and often requires no treatment. Third-degree heart block is the most severe and often needs a pacemaker to regulate the heartbeat. Many different causes ...

Congenital heart block, sometimes referred to as cardiac neonatal lupus, is a rare but potentially life-threatening condition that affects babies born to mothers with specific autoantibodies—called ...