[Renal artery stenosis and aorto-iliac restoration: is it necessary to do extensive evaluation?].

In patients with aortoiliac disease and a stenosis of one or two renal artery, renal hypertension is rarely the sole mechanism of the elevated blood pressure. The preservation of nephron mass being the aim of the renal revascularization, we firmly believe that only three tests are required for the operative decision: renal ultrasonography, nephroscintigraphy and global and selective aortography.