[Secondary prevention after a myocardial infarction].

Patients after a myocardial infarction are at increased risk of adverse cardiovascular outcomes. They require aggressive secondary preventive measures to control cardiovascular risk factors, and prescription of some pharmacological agents. Compelling data derived from randomized controlled trials have shown the benefits of aspirin (or clopidogrel), statins, beta-blockers and angiotensin-converting enzyme inhibitors, in preventing recurrent events and improving survival.

[Paroxysmal atrial fibrillation].

Paroxysmal atrial fibrillation is one of the most common disorders of cardiac rhythm. It is often a step toward permanent arhythmia, specially if associated with cardiac disease. The management objectives of intermittent arhythmia may be different, as maintenance of sinus rhythm.