Small Renal Masses and Drug-Eluting Stents — How to Best Balance the Risks?

A 55-year-old male with significant history of coronary artery disease is found to have an intraparenchymal 2 cm left-enhancing small renal mass (SRM) with a nephrometry score of 1+3+3+x+3=10x. The patient has undergone coronary artery stenting with drug-eluting stents (DES) two years previously and is currently on dual anti-platelet therapy with aspirin and clopidogrel.