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移植后的血栓性微血管病:诊断和管理策略
Safak Mirioglu1,2, Johann Morelle3,4, Orhan Efe5,6
1Division of Nephrology, Department of Internal Medicine, Istanbul Faculty of Medicine, Istanbul University, Istanbul, Turkey.
Clinical kidney journal
|March 13, 2026
概括
瘤微血管病变 (TMA) 在脏移植,无论是复发性还是 de novo,涉及内皮损伤. 补充抑制剂为复发性TMA提供了更好的结果,而 de novo TMA管理侧重于触发因素,也可能使用补充抑制.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 移植免疫学 移植免疫学
- 血液学 血液学 血液学
背景情况:
- 血栓式微血管病变 (TMA) 是移植患者的一种严重并发症,影响0.8%-14%的患者.
- TMA可以呈现为复发性或新发性疾病,限形式是常见的.
- 内皮损伤和血栓形成是TMA的特征,导致器官功能障碍.
研究的目的:
- 审查移植患者TMA的机制,触发因素和管理.
- 要突出补充通路调节失调在TMA病变发生过程中的作用.
- 讨论治疗策略,包括补充抑制.
主要方法:
- 对TMA在脏移植中的现有文献的综述.
- 在全移植活检中对基因病理学发现的分析.
- 检查有关TMA触发物和治疗反应的临床数据.
主要成果:
- 多种因素导致移植中的TMA,包括缺血-再输血,排斥,免疫抑制剂和感染.
- 遗传倾向,特别是涉及补体通路,是重复性TMA的关键.
- 环境和移植相关的因素是新的TMA的核心.
结论:
- 终端补剂抑制剂显著改善了复发性TMA的结果,预防性eculizumab降低了复发率.
- 管理 de novo TMA 涉及识别和消除触发因素;补充抑制是耐火病例的一个选择.
- 需要进一步的研究来优化TMA在脏移植接受者的管理策略.
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