Medically reviewed by Anju Goel, MD Renal artery stenosis is the narrowing of one or both blood vessels to the kidneys. The renal arteries bring blood from the heart to the kidneys to help filter ...

The two leading causes of renal artery stenosis include atherosclerosis and fibromuscular dysplasia. Atherosclerosis causes ...

Fibromuscular dysplasia is a disorder in which the arterial wall is abnormally thickened and fibrosed. This can result in hemodynamically significant stenosis and most commonly affects the renal ...