Medically reviewed by Alicen Nelson MD, MPH When the wall of a blood vessel breaks, a blood clot forms to "plug" the wound ...

During the procedure, dye is injected into a vein in your arm and travels to ... or during surgery to treat blockages in your pulmonary arteries. Depending on the images needed, the scan can ...

Recent years have seen an enormous amount of experimental and clinical research into role of the pulmonary veins (PVs) in atrial fibrillation (AF). Advanced imaging techniques have confirmed the ...

Blood travels around the body in tubes called arteries ... oxygenated blood a way from the heart, veins carry deoxygenated blood back to the heart The pulmonary circuit transports blood to ...

A larger diameter of the main pulmonary artery predicts poorer outcomes in pulmonary arterial hypertension (PAH) patients, a ...

CT scan-assessed high right ventricle-left ventricle ratio of the heart predicts major adverse cardiovascular events in PH ...

The heart pumps blood to the heart through the pulmonary artery. This blood gets oxygenated by the lung and the oxygenated blood flows back to the heart through the pulmonary veins. Unfortunately, the ...

A pulmonary embolism occurs when part of a blood clot breaks off from a deep vein in the body, travels up to an artery or vein in your lungs, and causes a blockage. It is a type of venous ...

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 ...

People who have an abnormal passageway between an artery and vein (arteriovenous fistula) in the leg. Vein ligation and stripping removes varicose veins successfully in 80 out of 100 people. That ...