体重指数对左心室功能的影响:肥胖和非肥胖个体之间的心声图比较
Nowrin Kashem1, Foysal Ahmed2, Sumona Tanu1
1Department of Physiology, Sylhet MAG Osmani Medical College, Sylhet, Bangladesh.
Physiological reports
|December 29, 2025
概括
肥胖会增加左心室 (LV) 体积和隔膜厚度,这表明腹功能障碍. 对于肥胖的成年人来说,早期的心脏评估至关重要,因为心功能被保留了.
科学领域:
- 心脏病学 心脏病学
- 肥胖医学 肥胖医学
- 心声回声扫描 (Echocardiography) 是一种心声回声扫描.
背景情况:
- 肥胖是一个日益严重的全球健康问题,与心血管并发症有关.
- 在肥胖个体中观察到结构和功能性心脏变化.
研究的目的:
- 研究身体质量指数 (BMI) 对左心室 (LV) 功能的影响.
- 评估肥胖与非肥胖成年人的特定心声学参数.
主要方法:
- 100名成年人 (50名肥胖者,50名非肥胖者) 的横截面研究,根据年龄和性别进行了匹配.
- 声心成像用于测量LV参数:末端透析体积 (EDV),末端透析体积 (ESV),射出分数 (EF),E/A比率,E/e比率,透析体间隔膜厚度 (IVSd),中风体积 (SV) 和心力输出 (CO).
- 包括斯皮尔曼相关性和多变量回归在内的统计分析.
主要成果:
- 与非肥胖个体相比,肥胖的参与者表现出明显更高的EDV,ESV,IVSd和SV (p <0.05).
- 射出分数 (EF) 和E/A比率在两组之间是可比的.
- BMI与EDV和ESV正相关,与E/A比率负相关,独立预测增加的LV体积.
结论:
- 肥胖与增加的LV体积和隔膜厚度有关,这表明腹功能障碍.
- 根据EF的指示,缩功能似乎在肥胖个体中得到保护.
- 建议对肥胖成年人进行早期心脏评估,以检测亚临床心脏变化.
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