to assess the effects of angioplasty ( ptca ) and intracoronary streptokinase ( icsk ) on relative myocardial perfusion , we administered 99mtc-macroaggregated albumin ( maa ) to the uninvolved coronary artery before successful ptca in 33 patients and before successful infusion of icsk in eight patients and of 111in-maa into the same vessel after the intervention .
C2936173
ptca
C0005847
vessel