Since the pioneering work of Haissaguerre and colleagues, our understanding of the anatomy and electrical properties of the PVs has been greatly advanced. Although other sources of AF have been ...

Electrogram recordings in a patient with a focal pulmonary vein (PV) tachycardia originating from the right upper PV (RUPV). The fluoroscopic image (left anterior oblique projection) in (A ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

When it comes to understanding the human blood circulation system, one fascinating aspect is the lung was ist tonerin capillaries. These veins play an ...

The vena cava is the largest vein in the body. It carries deoxygenated blood from the body back to the heart. The pulmonary artery carries deoxygenated blood away from the right ventricle to the ...