Advanced research on coronary artery disease
In a segment produced by ABC News, Thomas Wang, MD, cardiologist at the Massachusetts General Hospital Heart Center, explains some of the innovative research done on the root causes of coronary artery disease.
The Watchman at work
Mass General Heart Center physicians offer a new technique to prevent blood clots in the part of the heart called the left atrial appendage. This innovative procedure shows promise in preventing strokes in patients with atrial fibrillation, freeing them from dependence on blood thinning medications.



