Differing patterns of renal vein renin secretion in patients with renovascular hypertension, and their role in predicting the response to angioplasty.

The correlation between the arteriographic appearance and functional significance of renal artery stenosis in hypertensive patients is poor. Measurements of renal vein renin in patients with unilateral renal artery stenosis undergoing renal angioplasty show that before angioplasty there is lateralization of renin secretion to the ischemic kidney, with… (More)