The buildup of cholesterol-laden plaque in the arteries that supply the kidneys causes a condition known as atherosclerotic renal artery stenosis. When the kidneys don’t get enough blood, the result can be a rise in both blood pressure and fluid levels in the body. This increases a person’s risk of a heart attack or a stroke. Treatments include lifestyle changes, medications, and in some cases, an artery-opening stent to help restore blood flow to the kidneys.
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