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How much can be inferred from the left main coronary artery?
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作者 EstebanEscolar neilj.weissman 《Journal of Geriatric Cardiology》 SCIE CAS CSCD 2004年第1期14-15,共2页
Atherosclerotic diseases is a diffuse process that involves the coronaries, carotids, renals and all other peripheral arteries owing to the systemic nature of atherosclerotic pathophysiology. This systemic precipitant... Atherosclerotic diseases is a diffuse process that involves the coronaries, carotids, renals and all other peripheral arteries owing to the systemic nature of atherosclerotic pathophysiology. This systemic precipitants that promote aggressive atherogenesis have been confirmed in multiple studies showing a relationship between atherosclerotic disease in one vascular bed with disease in another. However, the strength of this relationship varies from patient to patient. Thus, the practical utility of the diffuse nature of atheresclerosis is questionable. Ge and colleagues have proposed the use of left main (LM)coronary artery disease as a potential marker for left anterior descending (lAD) atherosclerotic disease. At first thought, this seems useless since the evaluation of the LM (by angiography or IVUS) can just as easily be performed in the LAD so why bother searching for such a surrogate? However, newer (non-invasive) imaging modalifies are making great gains and will be able to reliably image the LM sooner than the LAD (especially the distal LAD) so such a surrogate could have practical applications. 展开更多
关键词 LAD How much can be inferred from the left main coronary artery IVUS
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冠状动脉支架内再狭窄介入术后即刻结果对长期疗效的影响 被引量:3
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作者 吴智勇 肖芙蓉 +1 位作者 GaryS.Mintz neilj.weissman 《中华心血管病杂志》 CAS CSCD 北大核心 2004年第9期798-801,共4页
目的 旨在评价冠状动脉支架内的再狭窄 (ISR)介入治疗术后即刻的结果以及有或无联合冠状动脉内放射治疗是否影响其长期的结果。方法 研究来源于 3个γ射线治疗试验 (WRIST试验、Gamma 1试验和ARTISTIC试验 )。 1 80例ISR患者均有系列 ... 目的 旨在评价冠状动脉支架内的再狭窄 (ISR)介入治疗术后即刻的结果以及有或无联合冠状动脉内放射治疗是否影响其长期的结果。方法 研究来源于 3个γ射线治疗试验 (WRIST试验、Gamma 1试验和ARTISTIC试验 )。 1 80例ISR患者均有系列 (介入治疗术后即刻和随访 )的血管内超声 (IVUS)资料 ,分为1 92 Ir放疗组 (1 0 6例 )和安慰剂组 (74例 )。定量分析根据美国心脏病协会临床专家委员会的报告 :关于IVUS图像的获得、测量和报告标准。采用自动回撤技术 ,每隔 1mm在支架内获得一幅图像 ,测量支架长度、支架面积和管腔面积。结果 介入治疗术后即刻的最小管腔面积 (MLA)、最小支架面积 (MSA)、和放疗是随访时的MLA的独立预测因子。安慰剂组丢失术后即刻MLA的 4 5 %,而放疗组仅丢失 1 3%。术后即刻的增生内膜百分比 (IH %)和放疗是随访时的IH %和净增加的内膜量的独立预测因子。安慰剂组随访时的增生内膜中 5 3%是新生内膜积累 ,而放疗组仅有 2 3%。结论 系列IVUS分析显示随访时的MLA和IH %与ISR病变治疗即刻的结果相关。 展开更多
关键词 随访 术后 放疗 安慰剂 IVUS 介入治疗术 支架 ISR 增生 积累
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