Case

A 54-year-old male patient was admitted to our hospital due to intermittent claudication of the lower extremities and impotence for 6 months. He was a 80-pack-year smoker. On physical examination, abdominal bruits were on the left periumbilical area. He had uncontrolled systolic blood pressure (190–220 mm Hg), on medication consisting of nifedipine modified release tablets 120 mg/day and carvedilol 50 mg/day. His blood analysis revealed slightly increased serum creatinine (1.5 mg/dL). A captopril renal scintigraphy showed hypofunction in the right kidney and delayed parenchymal transit …