在竞技运动员中,大动脉根/左心室直径的黄金比在竞争运动员中
Luna Cavigli1, Gian Luca Ragazzoni1, Laura Quer2
1Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Siena, Italy.
International journal of cardiology
|July 22, 2023
概括
该研究发现,大动脉根直径与左心室终端扩张直径 (AoD/LVEDD) 的比率在竞争运动员中较低,而不是静止的人和大动脉扩张患者. 这些发现有助于确定运动员的正常心脏尺寸,将其与病理状况区分开来.
科学领域:
- 心脏病学 心脏病学
- 运动医学 运动医学
- 心血管成像 - 心血管成像
背景情况:
- 运动员的心脏表现出心脏重塑,但运动员中轻度至中度大动脉扩张的正常性仍在争论中.
- 了解正常的大动脉和左心室 (LV) 尺寸对于区分生理适应和病理条件至关重要.
研究的目的:
- 评估竞争运动员左心室 (LV) 尺寸与大动脉尺寸之间的比率.
- 为了确定大动脉根直径与LV终端-透气直径 (AoD/LVEDD) 的比率在大量运动员队列中的正常值.
主要方法:
- 在2019年至2022年期间,对来自1901名受试者 (993名运动员,410名久坐者,498名大动脉扩张患者) 的回顾性心声学数据进行分析.
- 对大动脉根直径 (AoD) 和LV终端-透气直径 (LVEDD) 的测量进行比较,并在各组计算AoD/LVEDD比率.
主要成果:
- 患有大动脉扩张的患者的绝对和索引大动脉直径明显大于运动员和久坐的人.
- 运动员的AoD/LVEDD比率较低 (0.59 ± 0.06),与静止控制组 (0.65 ± 0.05) 和大动脉扩张患者 (0.81 ± 0.06) 相比.
- 运动员表现出最高的LVEDD/AoD比率 (1.71±0.16),这表明与有骨髓损伤的患者相比,维度关系不同.
结论:
- 该研究为健康的竞争运动员提供了正常的AoD/LVEDD和LVEDD/AoD比值.
- 这些比率可以作为额外的参数,以支持对运动员的心脏和其特有的调重塑的诊断.
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