The authors evaluate old patients of both sexes with acute myocardial infarction. They study coronary risk factors, symptomatology onset, infarction site, complications and survival in Intensive Care Unit. The elderly women show significant features in comparison with the male as the particular predictive value of diabetes and hypertension and the greater atypia of clinical findings. The unforeseeable development of coronary artery disease in the female is confirmed also in the elderly.