Abstract: Sympathetic renal denervation, or renal nerve ablation (RNA), has become the new buzz word in hypertension and interventional cardiology. Recent advances in catheter-based approaches have allowed sympathetic fiber interruption through transvascular techniques that are minimally invasive and can be delivered expeditiously and safely. Radiofrequency (RF) energy sources are currently the preferred modalities, but other sources of energy, such as cryoablation, microwave, high-intensity focus ultrasound, and local neurotoxic agent infusion, are unde...
(read more)
Topics: 
Internal medicine