Cardiology

Q&A: Successful conception and delivery with a heart issue

I am 32 and have lived with a congenital heart issue since childhood. I am newly married and would like to have children, but I understand that a pregnancy might be high-risk for me. How does pregnancy affect the heart? And ...

Surgery

Research guides FDA action on common medical device

The largest blood vessel in the body, the abdominal aorta, sends freshly oxygenated blood to the rest of the body. Each year, about 200,000 adults in the United States are diagnosed with an abdominal aortic aneurysm (AAA), ...

Cardiology

The molecular mechanism behind abdominal aneurysms

When the artery that supplies the stomach and the liver forms a bulge that ruptures, this medical emergency results in the deaths of 50 percent of patients before they reach the hospital. This "silent killer" condition, known ...

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Aneurysm

An aneurysm or aneurism (from Ancient Greek: ἀνεύρυσμα - aneurusma "dilation", from ἀνευρύνειν - aneurunein "to dilate") is a localized, blood-filled balloon-like bulge in the wall of a blood vessel. Aneurysms can commonly occur in arteries at the base of the brain (the circle of Willis) and an aortic aneurysm occurs in the main artery carrying blood from the left ventricle of the heart. When the size of an aneurysm increases, there is a significant risk of rupture, resulting in severe hemorrhage, other complications or death. Aneurysms can be hereditary or caused by disease, both of which cause the wall of the blood vessel to weaken.

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