Utilidad del desfibrilador automático implantable en la prevención de muerte súbita: resultados de la medicina basada en evidencia / Usefulness of the implantable cardiodefibrillator (ICD) in the prevention of sudden death: results of evidence based medicine

ABSTRACT

A great percentage of patients who have suffered a myocardial infarction have ventricular left dysfunction. In agreement with the different prospective studies, many of these patients will have an event of ventricular arrhythmias that does them candidates for receiving a strategy of primary or secondary prevention with an ICD. The same studies have showed a significant reduction in mortality with the therapy of the ICD compared with the conventional therapy what demonstrates the balance cost - benefit in favor of the use of these devices in long periods of follow-up. The benefits of mortality with the use of the therapy with ICD at the primary prevention are at least so good as those of the secondary prevention of agreement to the results of different prospective studies.