Renal denervation fails to lower blood pressure in critical test
March 29, 2014 at 09:30 AM EDT
March 29 (Reuters) - Patients treated by renal artery denervation were no more likely to see their blood pressure decline than those who received a fake therapy in a major clinical trial, calling into question a therapy used in more than 80 countries to treat high blood pressure that doesn't respond to drugs.