As the central part of the circulatory system, the heart is responsible for pumping blood, supplying oxygen and nutrients, and removing metabolic waste such as carbon dioxide from all the tissues in ...

Your cardiovascular system consists of your heart, blood vessels, and blood. Together, they are a liquid transport network. This system delivers oxygen and nutrients to your body and picks up waste ...

The coronary sinus (CS) refers to a collection of veins that join together to form a large blood vessel. This vein is located between the left atrium and the left ventricle of the heart. A collection ...

The circulatory system is a complex collection of the heart and its many chambers, and the vessels that move blood around the body. At first glance, it can be difficult to grasp. Whether you have an ...

What Is Retinal Vein Occlusion? Arteries supply the retina with blood, and veins carry blood away. Sometimes, a vein becomes partially or completely blocked. This is called retinal vein occlusion, or ...

The radial veins run the length of the forearm just below the elbow, and follow the path of the radial bone. Their path is also somewhat comparable to the radial arteries. These veins assist in ...

Peripheral artery disease (PAD) and chronic venous insufficiency (CVI) both affect your blood vessels and prevent your body from getting the oxygen-rich blood that it needs. The difference between the ...

CABG is a type of open-heart surgery specialists use to treat a heart attack when arteries that bring blood to the heart narrow or get blocked. Cholesterol and fatty deposits known as plaque build up ...

Popliteal artery entrapment syndrome (PAES) is a rare condition affecting the artery in the back of the knee. It causes pain in the lower legs during exercise. The popliteal artery runs behind the ...