Revista española de anestesiología y reanimación
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Cardiac arrhythmias are a common complication of surgery and anesthesia. They are more likely to occur in patients with heart disease and the presence of a transitory imbalance can supply the underlying substrate for reentry, triggered activity, or abnormal automaticity. The physiologic impact of a given arrhythmia depends on its duration, on ventricular response, and on the underlying cardiac disease. ⋯ The anesthesiologist must cope with a plethora of problems related to the patient's clinical state and the trauma of surgical manipulation. Experience with electrocardiography and the application of various devices (pacemakers, cardioverters, implantable defibrillators) and knowledge of the pharmacodynamics and pharmacokinetics of new intravenous drugs will be essential for patient management. The purpose of the present review is to provide the anesthesiologist with an overview of current views on the diagnosis and management of arrhythmias during anesthesia.