certain clinical and morphologic observations are described in 6 men who had percutaneous transluminal coronary angioplasty ( ptca ) of the left anterior descending ( lad ) or right ( r ) coronary artery early ( 4 hours to 7 days ) or late ( 80 , 90 , and 150 days ) before coronary endarterectomy and aortocoronary bypass grafting or death .
C2936173
percutaneous transluminal coronary angioplasty
C0205042
coronary artery