光学一致性导向断层扫描与导向血管扫描的PCI对比
Ziad A Ali1, Ulf Landmesser1, Akiko Maehara1
1From St. Francis Hospital, Roslyn (Z.A.A., R.A.S.), Clinical Trials Center, Cardiovascular Research Foundation, New York (Z.A.A., A.M., M.M.), the Center for Interventional Cardiovascular Care, Columbia University (A.M., O.D.), and the Zena and Michael A. Wiener Cardiovascular Institute, Icahn School of Medicine at Mount Sinai (G.W.S.), New York, and New York Institute of Technology, Glen Head (Z.A.A.) - all in New York; the Department of Cardiology, Angiology, and Intensive Care Medicine, Deutsches Herzzentrum der Charité, Charité-Universitätsmedizin Berlin (U.L., D.L.), Berlin Institute of Health (U.L.), and Deutsches Zentrum für Herz-Kreislaufforschung (DZHK), Partner Site Berlin (U.L.), Berlin, and the Department of Medicine, Cardiology, Goethe University Hospital, and DZHK Partner Site Rhein-Main, Frankfurt (D.L.) - all in Germany; IRCCS Galeazzi Sant'Ambrogio Hospital (G.G.) and IRCCS Centro Cardiologico Monzino (F.F.), Milan, Saint Camillus International University of Health Sciences and Centro per la Lotta contro l'Infarto, Rome (F.P.), and Ospedale Papa Giovanni XXIII, Bergamo (P.C.) - all in Italy; the Division of Cardiovascular Diseases, Scripps Clinic, La Jolla (M.J.P.), and Abbott Vascular, Santa Clara (R.J.M., R.W.M., H.N., J.B., N.E.J.W.) - both in California; Royal Brompton Hospital, London (J.M.H.); Wakayama Medical University, Wakayama, Japan (T.A.); Tampa General Hospital, Tampa, FL (H.G.B.); the Lambe Institute for Translational Medicine and Cúram, University of Galway, Galway, Ireland (W.W.); and the Department of Cardiology, Hospital Universitario de la Princesa, Centro de Investigación Biomédica en Red de Enfermedades Cardiovasculares, Madrid (F.A.).
与血管造影指南相比,光学连贯性断层扫描 (OCT) 引导的皮肤冠状动脉干预 (PCI) 改善了最小支架面积. 然而,在两年内,两种PCI方法之间没有观察到目标容器故障率的显著差异.
科学领域:
- 心血管医学 心血管医学
- 干预心脏病学 干预心脏病学
- 医疗成像医学成像
背景情况:
- 临床结果数据比较光学连贯断层扫描 (OCT) 引导的皮肤冠状动脉干预 (PCI) 与传统的血管学引导的PCI仍然有限.
- 了解这些成像方法的比较有效性和安全性对于优化PCI程序至关重要.
研究的目的:
- 为了前性地评估OCT指导的PCI与血管学指导的PCI对关键临床结果的影响.
- 为了比较两种程序指导方法之间的最小支架面积和两年后目标血管故障的发生率.
主要方法:
- 一个前性,随机的,单盲试验,涉及2487名糖尿病或复杂冠状动脉病变的患者.
- 患者被分配到OCT引导的PCI或血管学引导的PCI,在血管学组进行最终的盲目OCT评估.
- 主要疗效终点包括最小支架面积和2年后目标血管失效的复合.
主要成果:
- 经过国外及海外指导的PCI导致了显著更大的最小支架面积 (5.72 mm2对比5.36 mm2,P<0.001).
- 目标血管衰竭发生在7.4%的OCT组和8.2%的血管造影组 (危险比率,0.90;P=0.45).
- 在OCT群中,支架血栓的发生率较低 (0.5%对1.4%).
结论:
- 与PCI期间的血管学指导相比,OCT指导导致更好的支架扩张.
- 在OCT指导和血管学指导的PCI之间,在两年内检测到的目标血管衰竭率没有显著差异.
- 进一步的研究可能会探索长期影响和特定的患者子组,这些患者最受益于海外国家和地区的指导.
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