cardiovascular disorders
Implantable Cardioverter Defibrillators (ICD)
Indications for ICDs
ICDs are the preferred treatmentfor patients who have had An episode of VF or hemodynamically significant VT not due to reversible or transient conditions (eg, electrolyte disturbance, antiarrhythmic drug proarrhythmia, acute myocardial infarction) for patients with VT or VF inducible during an electrophysiologic study and for patients with idiopathic or ischemic Overview of Cardiomyopathies , a left ventricular ejection fraction of Because ICDs treat rather than prevent VT or VF, patients prone to these arrhythmias may require both an ICD and Medications for Arrhythmias to reduce the number of episodes and need for uncomfortable shocks; this approach also prolongs the life of the ICD. 