Drug-eluting stents or bare metal stents: can pathology research give us a clearer picture? An internationally recognized cardiopathologist, Dr. Renu Virmani, sorts through what we know and what don’t know about drug-eluting stents with host Dr. Larry Kaskel. According to Dr. Virmani, the long-term outlook for stents is quite good, with key improvements in polymers and advances that afford us better quantitative control over the drugs administered via stents.