组织学与分子诊断的治疗反应对肺排斥的分子诊断
A Zajacova1, M Mackova2, K Halloran3
1Prague Lung Transplant Program, Department of Pneumology, Second Faculty of Medicine, Charles University, Motol University Hospital, Prague, Czechia.
概括
肺移植活检的分子诊断显示与组织学有差异. 分子测试可以更好地识别受益于治疗的患者,特别是T细胞介导排斥.
科学领域:
- 移植免疫学 移植免疫学
- 分子诊断学 分子诊断学
背景情况:
- 肺部全移植活检的组织学评估存在局限性.
- 组织转录组学为改善活检解释提供了潜力.
研究的目的:
- 为了评估肺移植活检中排斥的组织学和分子诊断之间的差异.
- 根据治疗反应来评估诊断的准确性.
主要方法:
- 54个肺移植接受者的跨支气管活检 (TBB) 的回顾性队列研究.
- 组织学分级的比较 (没有排斥与T细胞介导排斥) 与分子诊断.
- 评估治疗反应 (≥10%的FEV1增加) 作为诊断准确性的衡量标准.
主要成果:
- 54%的TBB显示组织学和分子诊断之间的差异.
- 分子T细胞介导排斥组 (50%) 的治疗反应明显高于没有排斥组 (14%).
- 组织学低级急性细胞排斥不太可能与分子TCMR有关.
结论:
- 分子评估可以改善肺移植活检的解释.
- 分子诊断可以更好地识别受益于抗拒疗法的肺移植接受者.
- 这些差异凸显了肺移植中需要先进的诊断工具的必要性.
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