Drug eluting stents may increase long term mortality due to late stent thrombosis

Compared with bare metal stents, drug eluting stents seem to have an increased risk of late stent thrombosis, a potentially fatal complication of percutaneous coronary revascularisation. A recent cluster of five research papers and several commentaries shows the complexities of ascertaining which type of stent is better in the long run. The definitive evidence is still a long …