Abstract
Restenosis and complication rates following angioplasty are higher for de novo lesions in saphenous vein grafts than for native coronary arteries, and both directional coronary atherectomy (DCA) and percutaneous transluminal coronary angioplasty (PTCA) have been used in treating vein graft lesions. This randomized study from 54 centers in the U.S. and Canada compared DCA with PTCA in 305 …
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