Аннотация:Baseline levels of t-PA:ag are higher in young postinfarction pts than in healthy control, the most pronounced exercise and stress-induced increase of t-PA:ag are observed in pts with normal angiograms. In young postinfarction pts level of the haemostatic factors do not indicate presence of hypercoagulability, molecular marker of platelet activation is lower as compared with healthy subjects and older postinfarction pts.