NEW ORLEANS, LA—At 5 years after treatment, coronary artery bypass graft (CABG) surgeries performed using the radial artery offer superior patency compared with those using the saphenous vein, ...

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Use of a radial artery (located within the forearm, wrist and hand) graft compared with a saphenous vein (from the leg) graft for coronary artery bypass grafting did not result in improved ...

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 ...

Researchers are shifting focus from large arteries to microvessels, where nitric oxide activity may signal early circulatory ...

The human circulatory system represents an intricate network of vessels that extends throughout the entire body. This complex arrangement of arteries, veins, and capillaries works continuously to ...

Using physical measurements, theoretical models and numerical simulations, researchers have shown how the growth of the arteries directly controls that of the veins through a process that depends ...

At a time of increasing scrutiny of procedures to open blocked heart arteries, cardiologists are turning to — and reaping huge payments from — controversial techniques that relieve blockages in the ...