The management of patients who present with a myocardial i nfarcti on has altered radi ca lly over the past two decades. The expansion of knowledge relating to the epidemiology of the condition together with a greater understanding of the causes of the early mortality from it have resulted in major changes in the way these pati ents are treated duri ng the acute phase of the illness. The deve 1 opment of 'dedi cated' Coronary Care Units in hospitals and the recogni ti on of the need for ' Mobile Coronary Care Units' in the cOl1Ul1unity have made a major impact upon the early mortality from...