Stress-MRI Assessment After Right Coronary Artery CTO Recanalization

Inclusion Criteria: * Stable angina, CCS FC II-IV * "Right-dominance" coronary circulation according to coronary angiography * Absence of other significant atherosclerotic coronary lesions (more than 65%) * High risk of myocardium ischemia according to stress-MRI data (perfusion defect in 2 or more segments in the area of interest) * Signed, documented informed consent prior to admission to the study Exclusion Criteria: * Acute coronary syndrome * Contraindications for adenosine stress test * Low and moderate risk of myocardium ischemia according to stress-MRI data (perfusion defect in less than 2 segments in the area of interest)