The efficacy of implantable cardioverter defibrillators in reducing the risk of sudden cardiac death has been well established by several clinical trials. Several factors relating to device characteristics, patient attributes, and comorbidities should be considered when selecting the appropriate implantable cardioverter defibrillators for each patient. This review examines some of these issues.
Keywords: DF-1; DF-4; Dual-chamber; ICD; Implantable cardioverter defibrillator; Single-chamber.
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