Abstract Purpose to assess the ability of global deformation parameters, determined using the speckle tracking method, to predict the possible development of heart failure and pathological left ventricular (LV) remodeling 6 months after revascularization. Methods the study included 149 people with primary STEMI: 16 women and 133 males between the ages of 32 and 67 years (51.3 ± 8.5). Myocardial infarction was confirmed by ECG, a clinically significant level of cardiospecific markers (troponin T, CPK-MB) and according to the results of coronary angiography with the presence of a single infarction-related coronary artery without significant stenoses of other arteries. Echocardiography was performed with an ultrasound scanner at the 7-9 days and 6 months after the disease onset. A quantitative analysis of contractility was performed using global longitudinal and circumferential strain indicators (GLS and GCS) using a software. Longitudinal strain indices were obtained from frame-by-frame recording of speckle displacement with a frequency of at least 60 per second from apical 4, 2, and 5-chamber positions in each LV segment. The values of circumferential strain were obtained in parasternal positions at the level of the mitral valve and papillary muscles, respectively. LVEF was calculated by the Simpson biplane method from two-dimensional apical 4- and 2-chamber images. Analysis of the pathological remodeling development was carried out using ROC - analysis using three criteria. To assess the quality of the model, the area under the curve (AUC) was determined with the calculation of 95% confidence intervals and the statistical significance of the point estimate of the area. Results among those included in the study, 132 people (88.5%) in the early period of PCI had the EF more than 40% or corresponded to the normal level. After 6 months of follow-up among these patients in 8 (6%) cases the EF was below the critical value (40%). The AUC for GLS based on a criterion for EF <40% after 6 months from the myocardial infarction onset was 0.759 [95%, CI 0.647; 0.870], (p = 0.01); the cut-off point was 13.4%, sensitivity and specificity - 83.1% and 66.7%. For GSC, the AUC was 0.715 [95%, CI 0.602; 0.827], (p = 0.01); cut-off point - 13.4%, sensitivity - 84%, specificity - 67%, respectively. Conclusions GLS and GCS parameters, recorded by speckle tracking method with high sensitivity and specificity, make it possible to predict the development of systolic heart failure after 6 months of follow-up in STEMI patients with preserved LVEF.