高血压左室肥厚的不同构型

Various Patterns of Left Ventricular Hypertrophy in Essential Hypertension

  • 摘要: 高血压544例(男性336)和无高血压的配对组204例(男性106),应用心脏超声法对左室构型进行研究,依据相对室壁厚度、左室质量指数的分布、前室间隔及其基底部肥厚程度。6种左室构型检出率分别为:正常左室构型,男女分别占52%,42%;离心性肥厚占16%,25%,性别差异显著(P<0.001);向心性重构,男女各占10%,9%;向心性肥厚7%,8%;非对称性室间隔肥厚及前室间隔基底部肥厚型,分别占7%,9%。研究表明左室构型与年龄、性别、病程及收缩压有一定关系,但左室肥厚类型的形成可能取决于心脏内在因素,向心性肥厚与离心性肥厚之间不一定有依从关系。

     

    Abstract: The patterns of left ventricle(LV)in 544 patients(male 336) with hypertension and 204 matched normotensive subjects(male 106) were studied by echocardiography.Six different patterns of LV hypertrophy were identified according to relative wall thickness and LV mass index and anterior ventricular septum(or basal)thickness.Among hypertensive patients,normal LV was 52% in male,42% in female,whereas eccentric hypertrophy was 16%,25% in male and female respectively,the sexual difference was significant(P<0.001).Concentric remodeling was 10%,9%,concentric hypertrophy was 17%,8%.Asymmetric septal hypertrophy and anterior ventricular septum hasal hypertrophy was 7% and 9%.This study showed that the patterns of LVH were relatedto age,sex,illness duration and systolic blood pressure,but the formation of the patterns of LVH might be depended upon cardic intrinsic factors.The concentric and eccentric hypertrophy might be two distinct entities.

     

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