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 hypertensive index may predict the likelihood of kidney function improvement following renal revascularization for renal artery stenosis. The hypertensive index may distinguish which patients ...

Computed tomographic angiography remains limited for patients with moderate or severe renal insufficiency who ... in cost between arterial duplex and MRA, but is more widely available.