Percutaneous transluminal angioplasty of renal artery stenosis.

Percutaneous transluminal angioplasty was performed in 7 patients with hypertension and renal artery stenosis, caused by atherosclerosis in 3 patients and fibromuscular disease in 4. The balloon dilatation was successful in all patients. In 6 patients the blood pressure was normalized within 5 days after the procedure, and remained so in 5 on follow up 3 to 10 months later.