A covered stent appears to be a safe alternative to angioplasty alone for AVF stenosis, according to investigators. To maintain patency of an upper extremity arteriovenous fistula (AVF), placement of ...

Pulmonary valve stenosis can be both congenital (present at birth) or something adults develop later on in life. It can range in severity from mild to severe cases. Often, a person may not know they ...

Aortic stenosis is the most common type of stenosis, or narrowing, of the heart valves. Narrowing of the aortic valve restricts the blood flow from the ventricle into the aorta. It can be serious and ...

University of East Anglia scientists have developed cutting-edge MRI technology to diagnose a common heart problem more quickly and accurately than ever before. Aortic stenosis is a progressive and ...

Spinal stenosis refers to the narrowing of the spinal canal, which is the space in the center of the vertebrae containing the spinal cord and nerve roots. At its most severe or final stage — known as ...

Lumbar spinal stenosis can disrupt nerve signals to your legs, making walking difficult or painful. Symptoms may include leg numbness, cramping, tingling, weakness, or foot drop. Some people feel ...