肺部移植后虚弱和慢性肺部异位移植功能障碍之间的关联
Jonthan P Singer1, Ying Gao1, Chiung-Yu Huang2
1Department of Medicine, University of California San Francisco, San Francisco, CA.
Transplantation
|June 8, 2023
概括
肺移植后的脆弱性发展增加了慢性肺异位移植功能障碍 (CLAD) 的风险. 然而,CLAD发病似乎不会增加后续脆弱的风险,这表明存在单向关系.
科学领域:
- 移植医学 移植医学
- 老年学是一门学科.
- 肺部病理学 肺部病理学
背景情况:
- 虚弱和慢性肺异位移植功能障碍 (CLAD) 是常见的肺移植后并发症,与不良结果相关.
- 脆弱性和CLAD之间共同的潜在机制表明存在潜在的联系.
研究的目的:
- 为了研究肺移植后虚弱的发展和CLAD发病之间的时间关系.
- 为了确定脆弱性是否预测了CLAD的发展,或者CLAD是否预测了脆弱性的发展.
主要方法:
- 在移植后使用短物理性能电池 (SPPB) 测量脆弱性的前性研究.
- 使用时间依赖的Cox比例因果特定危险和条件后勤回归模型.
- 调整了包括年龄,性别,种族,诊断,CMV血清状况,BMI和急性细胞排斥在内的共变量.
主要成果:
- 肺移植后3年内虚弱的发展与CLAD风险的增加显著相关 (aHR:1.76对于SPPB≤9;aHR:1.10每SPPB下降1点).
- 发现CLAD发病并不是随后脆弱性发展的重要风险因素 (OR:4.0).
结论:
- 虚弱似乎是肺移植接受者中CLAD发展的重要预测因素.
- 了解脆弱性和CLAD之间的联系机制可能会揭示新的治疗目标.
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