心力衰竭与心律失常可互为因果,相互共存,心律失常加重心力衰竭病情并影响预后。药物治疗心力衰竭伴心律失常应针对病因,减轻症状,减少死亡率。非药物治疗对部分心力衰竭伴心房颤动有效,植入式心律转复除颤器可降低心力衰竭猝死发生率,可用于心力衰竭猝死的一级预防和二级预防。 Heart failure and arrhythmia can each cause and effect, mutual coexistence, arrhythmia aggravate heart failure and affect prognosis. Drug treatment of heart failure with arrhythmia should be for the cause, reduce symptoms and reduce mortality. Non-drug treatment of heart failure with atrial fibrillation is effective, implantable cardioverter defibrillator can reduce the incidence of sudden death in heart failure, can be used for primary prevention and secondary prevention of sudden death in heart failure.