心力衰竭临床药物治疗面临的挑战-会议课件,教学幻灯,PPT.ppt
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1、李 勇 复旦大学华山医院心脏科,心力衰竭临床药物治疗面临的挑战,Acute Infarction (hours),Infarct Expansion (hours to days),Global Remodeling (days to months),心肌梗死后左心室重构,交感神经 RAAS,交感神经 RAAS,交感神经 RAAS,血液动力学的变化 (CO、LVEDP),心力衰竭临床症状的基础,心室重塑 (心室结构、功能的变化),心力衰竭发生发展的基础,ACEI治疗心力衰竭 病死率和病残率,0 5 10 15 20 25 30 35 40 45 50,危险度降低(),心衰死亡率或住院率,总死亡
2、率,心衰死亡率,致命性/非致命性心梗,0.001 35%,0.001 23%,0.001 31%,0.04 20%,Garg R,Yusuf S.JAMA.1995;237:1450-1456.,-阻滞剂治疗心力衰竭:无可辩驳的证据,34% ,Cumulative Mortality (%),Days,20,15,5,0,10,P=.0062 (adjusted),Metoprolol CR/XL (n=1990),Placebo (n=2001),US Carvedilol Trials1,Probability of Event-free Survival,Carvedilol (n=69
3、6),Placebo (n=398),Days,P.001,0.0,0,100,200,300,400,65% ,1.0,0.8,0.7,0.9,MERIT-HF2,Survival (% of Patients),100,90,80,60,70,0,600,0,400,300,200,100,Days,Carvedilol (n=1156),Placebo (n=1133),500,600,0,400,300,200,100,500,35% ,P=.00013,COPERNICUS4,Days,0.0,200,400,800,1.0,0.8,0.6,P.0001,34% ,Bisoprolo
4、l (n=1327),Placebo (n=1320),CIBIS-II3,0,600,Survival,1. Packer M et al. N Engl J Med. 1996;334:13491355. 2. MERIT-HF Study Group. Lancet. 1999;253:20012007. 3. CIBIS-II Investigators. Lancet. 1999;353:913. 4. Packer M et al. N Engl J Med. 2001;344:16511658.,0,1,2,3,年,0,10,20,30,40,50,3.5,风险比值 0.85 (
5、95% CI 0.75-0.96), p=0.011 校正风险比值 0.85, p=0.010,483 (37.9%),538 (42.3%),%,NNT = 23,1 年 HR 0.76 P0.001,CHARM - 合用组:首要终点,心血管死亡或心衰住院的比例(%),安慰剂,坎地沙坦,有危险的例数 坎地沙坦 1276 1176 1063 948 457 安慰剂 1272 1136 1013 906 422,心率:心血管死亡的预测因子,Fox K et al. Lancet Online August 31, 2008.,心率 70 bpm,心率 70 bpm,Change in heart
6、 rate (bpm),Change in mortality (%),-20,-16,-12,-8,-4,0,4,8,12,-100,-80,-60,-40,-20,0,20,40,60,PROFILE,PROMISE,XAMOTEROL,VHeFT (Prazosin),VHeFT (HDZ/ISDN),CONSENSUS,SOLVD,US CARVEDILOL,MOCHA,CIBIS,NOR TIMOLOL,BHAT,ANZ,*,*,GESICA,Change in Heart Rate and CHF Mortality,Kjekshus & Gullestad (1999),总死亡率
7、,随访月,百分比,安慰剂,美托洛尔,p = 0.0096,安慰剂,美托洛尔,p = 0.0067,降低危险 = 36%,百分比,低剂量组 每3个月随访 (n=1016),高剂量组 每3个月随访 (n=2635),随访月,MERIT-HF: 3个月后剂量相关的回顾性亚组分析,Wikstrand J et al. for the MERIT-HF Study Group.,4周 (41mg),6周 (80mg),8周 (151mg),基线,基线,2周 (21mg),2周 (17mg),4周 (32mg),6周 (64mg),8周与 3月 (76mg),(次/分),美托洛尔控释片剂量,65,70,7
8、5,80,85,0,50,100,150,200,MERIT-HF: 3个月后剂量相关的回顾性亚组分析,3 月 (192mg),小剂量组,大剂量组,Wikstrand J et al. for the MERIT-HF Study Group.,心率减慢,Incomplete follow-up 102 withdrew consent 3 randomisation irregularities,Incomplete follow-up 114 withdrew consent 1 lost to follow-up,Patients and follow-up,10 917 randomi
9、sed,5479 to ivabradine,5438 to placebo,Median study duration: 19 months; maximum: 35 months,5438 analysed,5479 analysed,12 138 screened,Study design,Ivabradine 5 mg 7.5 mg twice daily,Matching placebo,Visits,Am Heart J. 2006;152:860-66,Treatment Target HR60 bpm Reduce dosage or discontinue when HR50
10、bpm or/and symptomatic bradycardia,选择性窦房结If通道阻滞剂对心率的影响, 总体人群, HR 70 bpm人群,伊伐布雷定平均剂量: 6.18 mg bid,Fox K et al. Lancet Online August 31, 2008.,伊伐布雷定平均剂量: 6.64 mg bid,心肌梗死后静息心率减慢与临床获益,Cucherat M. Euro Heart J, 2007; 28: 30123019.,选择性窦房结If通道阻滞剂对主要终点的影响,主要复合终点:心血管死亡、因急性心肌梗死住院、因心力衰竭新发或恶化而住院,Fox K et al. L
11、ancet Online August 31, 2008., 总体人群, HR 70 bpm人群,患者基线时的治疗,Fox K et al. Lancet Online August 31, 2008.,RRR 30,RRR 42,Olsson G et al. Am J Hypertens 1991;4(2 Pt 1):151-158. Olsson G et al.Eur Heart J 1992;13:28-32. The MERIT-HF Study Group. Lancet 1999;353:2001-2007.,1阻滞剂:有效降低心脏性猝死危险,RRR 41,心力衰竭患病率,66
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