Unanswered Questions — Drug-Eluting Stents and the Risk of Late Thrombosis.

The author suggests that drug-eluting stents represent an important advance in the management of coronary artery disease and have benefited many patients. In the rush to bring "breakthrough" technologies to market, unanticipated adverse events will occur. The solution is not to stop expediting the approval of novel products, but to improve public communication and require longer post-marketing studies.