[Acute coronary occlusion of non bacterial thrombotic endocarditis (author's transl)].

A case of acute myocardial infarct caused by a nonbacterial thrombotic endocarditis is reported. It was followed by irreversible shock. The left coronary artery, which was in an abnormal position, was occluded by a verrucous peduncular elongation originating from the anterior left leaflet of the aortic valve.