split renal function studies revealed that 99mtc-dtpa clearance fell in most kidneys with stenosed arteries during angiotensin converting enzyme inhibition , including the stenosed kidney from patients with unilateral renal artery stenosis ( 16 stenosed kidneys studied ; change in tc-dtpa clearance , -7.5 +/- 2.7 ml/min ) .
C0035067
renal artery
C0022646
kidneys