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Zapping Renal Nerves Cuts HTN

Fri, 03/30/2012 - 6:55am
Chris Kaiser

Renal denervation via radiofrequency ablation to treat refractory hypertension resulted in safe, significant, and sustained blood pressure reduction, two clinical trials showed.

Three-year results of the nonrandomized SYMPLICITY HTN-1 study are as good as the 2- and 1-year results, essentially maintaining a drop in office blood pressure of -33/-19 mm Hg compared with baseline, reported Paul A. Sobotka, MD, from Ohio State University in Columbus.

At baseline, more than 90 percent of patients had systolic blood pressure readings greater than 160 mm Hg, but at one year, more than 90 percent had dropped their pressure to below 159 mm Hg, said Sobotka at the American College of Cardiology meeting here.

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