title: Late blood clots tarnish drug-coated stents. Uncommon complication raises questions about who really needs a drug-coated stent and how long to continue drug therapy after getting one.
mesh_terms: D001241:Aspirin / Q000008:administration & dosage; D000077144:Clopidogrel; D023903:Coronary Restenosis / Q000517:prevention & control*; D004343:Drug Implants / Q000009:adverse effects*; D005544:Forecasting; D005547:Foreign Bodies / Q000150:complications*; D006801:Humans; D010975:Platelet Aggregation Inhibitors / Q000008:administration & dosage; D015607:Stents / Q000009:adverse effects*; D013927:Thrombosis / Q000209:etiology* / Q000517:prevention & control; D013988:Ticlopidine / Q000008:administration & dosage / Q000031:analogs & derivatives
chemical_list: D004343:Drug Implants; D010975:Platelet Aggregation Inhibitors; D000077144:Clopidogrel; D013988:Ticlopidine; D001241:Aspirin