在Loeys-Dietz综合征中动脉动脉瘤的表征
Andrew W Koefoed1, Anna L Huguenard2, Gabrielle W Johnson1
1Washington University in St Louis School of Medicine, St Louis, Missouri, USA.
Journal of the American College of Cardiology
|June 18, 2025
概括
额外大动脉动脉瘤 (AAs) 在Loeys-Dietz综合征 (LDS) 中很常见,可能导致严重事件. 建议全身成像用于早期检测和管理LDS患者的这些动脉疾病.
科学领域:
- 血管医学 血管医学
- 遗传学 是一个遗传学.
- 心脏病学 心脏病学
背景情况:
- 与其他遗传性胸前大动脉疾病 (HTAD) 相比,洛伊斯-迪茨综合征 (LDS) 患者表现出更高的额外大动脉动脉瘤 (AAs) 患病率.
- 在LDS中AAs的特定特征和临床影响仍然不完全理解.
研究的目的:
- 调查LDS诊断的个体中与AA相关的患病率,临床特征和结果.
- 为了确定与这种患者群体中AA的存在和进展相关的因素.
主要方法:
- 进行了一项回顾性队列研究,涉及103名在1998年至2023年期间评估的LDS患者 (LDS1-5).
- 收集和分析了患者人口统计,遗传变异 (TGFBR1,TGFBR2,SMAD3,TGFB2,TGFB3),AA特征和临床结果的数据.
主要成果:
- 在103名LDS患者中,43人发现了额外大动脉动脉瘤 (AAs),记录了77个AAs,主要在形血管和脑循环中.
- 基线上的大动脉事件和动脉形是AA存在的显著预测因素. 17%的AAs扩大,其中38%导致临床事件,如解剖或破裂.
- 与AA相关的事件发生在22%的确定的动脉瘤中,突出显示了它们在整个动脉树中存在严重并发症的潜力.
结论:
- 额外大动脉动脉瘤 (AAs) 是Loeys-Dietz综合征 (LDS) 的常见表现,发生在动脉树上.
- 在LDS患者中,AA具有显著的临床事件风险,包括剖析和破裂.
- 全面的头部到骨盆成像对于诊断AAs和在LDS患者护理期间监测并发症至关重要.
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