The article presents the case of the development of acute thrombosis of two coronary arteries in a 35-year-old patient without atherosclerotic lesion of the heart vessels according to optical coherence tomography. Acute myocardial infarction in a patient developed on the background of previous diffuse myocarditis, foci of which of different time were identified during magnetic resonance imaging. Smoking and chronic intoxication due to contact with paint and varnish materials and regular intake of alcohol were the …