A 60-year-old woman with multiple coronary aneurysms, complicated with acute infero-posterior myocardial infarction is presented. The cine-coronary arteriogram disclosed a diffuse dilatation of epicardial coronary arteries associated with multiple aneurysms, fusiform ones in the right coronary and the left circumflex coronary arteries and saccular ones in the left anterior descending coronary artery. Distal run-off was poor. Ventriculography revealed a decrease in the ejection fraction (36%)

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... segmental abnormal wall motion at the apical and infero-posterior regions. The cause of the aneurysms appeared to be atherosclerotic. We suggested that coronary embolization was the cause of acute myocardial infarction in this case.