血管衰老与左心室几何之间的关系 阻塞性睡眠呼吸暂停 低血压综合征相关的高血压患者
Tao Liu1,2, Jianwei Zeng1,3, Xiexiong Zhao1
1Department of Cardiovascular Medicine, The Third Xiangya Hospital, Central South University, No. 138, Tongzipo Road, Yuelu District, Changsha City, 410000, Hunan Province, China.
血管衰老标志物,如脚脉冲波速和心动脉内膜介质厚度,与阻塞性睡眠呼吸暂停-低血压综合征相关的高血压患者的左心室变化有关.
科学领域:
- 心脏病学 心脏病学
- 血管医学 血管医学
- 睡眠医学 睡眠医学
背景情况:
- 阻塞性睡眠呼吸暂停-呼吸暂停综合征 (OSAHS) 与高血压和心血管并发症有关.
- 血管衰老和左心室 (LV) 几何变化是心血管风险的关键指标.
- 了解OSAHS相关的高血压中血管衰老和LV几何之间的相互作用对于风险分层至关重要.
研究的目的:
- 在患有OSAHS的高血压患者中调查血管衰老参数和左心室几何之间的关联.
- 为了确定血管衰老的标志物是否可以预测这种人群中不良的LV重塑.
主要方法:
- 一项回顾性研究包括238名患有OSAHS相关高血压和控制血压的患者.
- 血管衰老的评估是使用关节-关节指数 (ABI),关节脉冲波速率 (baPWV) 和动脉内膜-介质厚度 (cIMT) 来进行的.
- 左心室几何学被通过左心室质量指数 (LVMI),相对壁厚 (RWT),左心室缩 (LVH) 和左心室缩几何学 (LVCG) 评估,使用相关性和回归模型进行分析.
主要成果:
- 在baPWV和LVMI/RWT之间以及cIMT和LVMI/RWT之间观察到显著的正相关性.
- 在回归分析中,baPWV和cIMT都与LVMI和RWT独立相关.
- baPWV和cIMT与LVH和LVCG有显著的关联,在各个子组的结果都很强.
结论:
- 血管衰老参数,特别是baPWV和cIMT,与OSAHS相关的高血压患者的左心室几何不良有关.
- 这些血管衰老标志物可以作为评估此患者群体LV重塑的非侵入性指标.
- 进一步的研究可以探索这些标记物在管理OSAHS患者心血管风险方面的临床实用性.
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