there were 25 men and 5 women ( mean age 55 +/- 10 years ) , most with unstable angina ( 80 % ) , which sustained an acute myocardial infarction secondary to either a severe stenosis ( 23 % ) or a complete obstruction ( 77 % ) of a mayor coronary artery during a diagnostic coronarography ( 27 % ) or a percutaneous transluminal coronary angioplasty ( 73 % ) .
C0205042
coronary artery
C2936173
percutaneous transluminal coronary angioplasty