器质性心脏病VT:RFCA or ICD.ppt

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器质性心脏病VT:RFCA or ICD

Long-Term Efficacy of Catheter Ablation of VT in pts with ARVC 24 pts in the Johns Hospitals ARVD registry, who underwent 1 or more than RFA procedures for VT Follow-up for 32±36 months A total of 48 RFCA procedure performed using Carto (n=10) or conventional (n=38) mapping Forty (85%) procedure were followed by recurrence Conclusion: A high rate of recurrence in ARVC pts undergoing RFCA This likely reflects the fact that ARVC is a diffuse CM with progressively evolving electrical substrate Dalal D, et al. JACC 2007; 50: 432-440 COMPANION 研究 (QRS=120ms) 主要终点:死亡或全因住院率 二级终点:全因死亡率 COMPANION评价CRT或CRT-D对心衰患者临床终点事件影响,结果显示 CRT-D 降低全因死亡率36% 60% MUSTT5 5 years 54% MADIT4 2 years 20% CIDS3 3 years 37% CASH2 2 years 31% AVID1 3 years ICD与抗心律失常药物治疗 在降低总死亡率方面的比较 0% 10% 20% 30% 40% 50% 60% % Mortality Reduction 1 The AVID Investigators. N Engl J Med. 1997;337:1576-1583. 2 Kuck, et al. Circulation. 2000; 102:748-754. 3 Connolly, et al. Circulation. 2000; 101:1247-1302. 4 Moss AJ. N Engl J Med. 1996;335:1933-1940. 5 Buxton AE. N Engl J Med. 1999;341:1882-1890. 6 Moss. Investor Conference Call. November 27, 2001. 30% MADIT II6 2 years Cost-Benefit Analysis of preventing Sudden Cardiac Deaths with an ICD versus Amiodarone Study in European (UK and France) ICDs decreased deaths during the 5 years from 37.0% to 29.7% at a net cost of £26.222 to £20.008 per patient, cost-benefit rations of 0.17(UK) and 0.14(France)-more than a 5 to 1 return on investment Conclusion In these European countries where society values a life at more than £2 million. ICDs are a worthwhile investment compared with amiodarone for primary prevention of SCD in pts with heart failure 2007 International SPOR, 1098-30 ACC/AHA/HRS 2008 Guidelines for Device-Based Therapy of CRA ICD治疗适应证 I 类 室颤或血流动力学不稳定的持续性室速的心脏骤停幸存者,病因明确且完全排除可逆因素 (证据等级:C) 器质性心脏病患者合并自发的持续性室速,不论血流动力学是否稳定 (证据等级:C) ICD治疗的相关问题 ICD本身可增加心律失常事件发生率 ICD的误放电问题 ICD的治疗费用较高 ICD反复更换所导致的感染问题 频繁电休克导致患者的生活质量下降以及心理问题 ICD植入手术死亡率1%,严重并发症3% ICD治疗的相关

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