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血管紧张素转换酶基因多态性与老年心衰患者心室重构的相关性研究

Acta Academiae Medicinae Weifang(2013)

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Abstract
目的探讨血管紧张素转换酶(ACE)基因多态性与老年充血性心力衰竭(CHF)患者心室重构的相关性.方法选取50例正常对照组和104例老年心衰患者,所有受试者进行ACE基因分型,用多聚酶链反应测定ACE基因多态性;超声心动图测量左室舒张末期内径(LVEDD)、左心室舒张末期容积(LVEDV)和左心室射血分数(LVEF).结果①老年CHF组DD基因型较ID型、II型患者LVEDD、LVEDV明显增高,而LVEF明显降低,差异具有统计学意义,P<0.01.②老年CHF伴左心室肥厚组,DD基因型频率及D等位基因频率较老年CHF不伴左室肥厚组明显增高,P<0.01.结论 ACE基因型与老年心衰患者心室重构相关,DD基因型及D等位基因的老年心衰患者易出现心室重构.
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