心脏移植后的细胞排斥:一项为期13年的单一中心研究
Gabriela Patrichi1,2, Catalin-Bogdan Satala3,4, Andrei Ionut Patrichi5
1Molecular and Cell Biology Department, George Emil Palade University of Medicine, Pharmacy, Science, and Technology of Târgu Mureș, 540142 Targu Mures, Romania.
Medicina (Kaunas, Lithuania)
|August 28, 2025
概括
心脏移植排斥是患者后果的一个危险因素. 这项研究发现大多数患者没有排斥,但非排斥病变很常见,这表明需要精确排斥分级标准.
科学领域:
- 心脏病学
- 移植免疫学
- 病理学
背景情况:
- 心脏移植是终结期心力衰竭的主要治疗方法.
- 移植后的细胞排斥显著影响患者的发病率和死亡率.
- 了解排斥机制中的临床病理因素至关重要.
研究的目的:
- 评估影响心脏异位移植排斥的临床病理因素.
- 分析移植后心肌活检中的组织病理发现.
- 评估排斥和非排斥病变的发生率和特征.
主要方法:
- 对146名心脏移植患者的回顾性分析.
- 通过心脏内膜活检评估心肌功能和结构.
- 使用ISHLT标准对急性细胞排斥 (ACR) 和抗体介导排斥 (AMR) 的分类.
主要成果:
- 大多数患者 (82. 2%) 没有出现排斥 (ISHLT评分为0).
- 在45. 2%的病例中观察到与排斥无关的病变.
- 在25.3%的患者中发生缺血-再输血病变;轻度炎症变化频繁 (71. 9%).
结论:
- 虽然明显的排斥是罕见的,但非排斥的组织病理变化很普遍.
- 目前的排斥分级标准可能需要调整以考虑非排斥病变.
- 单核炎症透,虽然通常是轻微的,是关键的指标与排斥现象.
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