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 84-year-old woman with a history of atrial fibrillation presented with cough, lethargy and symptoms of progressive heart failure. She had not seen a physician for many years, despite persistent ...

Fatal cardiac tamponade is a well recognised complication of the use of central venous catheters in neonatal patients. There is controversy over optimum catheter tip position to balance catheter ...