percutaneous transluminal coronary angioplasty appears to be an effective alternative to coronary artery bypass surgery in patients whose coronary artery anatomy is suitable -- that is , an individual with single ( or , at most , double ) vessel coronary artery disease whose stenoses are proximal , discrete , subtotal , concentric and noncalcified .
C2936173
percutaneous transluminal coronary angioplasty
C0205042
coronary artery