一个心脏移植中心对巴西西西马布诱导策略的经验:双刃剑?
Luise Holzhauser1, Maxwell Norris2, Maria Molina1
1Division of Cardiology, University of Pennsylvania, Philadelphia, Pennsylvania, USA.
Clinical transplantation
|April 3, 2024
概括
心脏移植中的巴西利克西马布诱导免疫抑制降低了急性细胞排斥,但增加了抗体介导排斥,心脏全移植血管病变和潜在的死亡率. 需要进一步的研究来理解这些复杂的结果.
科学领域:
- 免疫学 免疫学 免疫学
- 移植医学 移植医学
- 心脏病学 心脏病学
背景情况:
- 诱导免疫抑制在心脏移植 (HT) 中的作用仍然存在争议,原因是感染和恶性瘤等潜在风险.
- 巴西利克西马布是一种常见的诱导剂,但其在HT的净益处是有争议的.
研究的目的:
- 评估巴西利克西马布诱导对心脏移植接受者的结果的影响.
- 通过分析不同使用时期,比较接受巴西利克西马布和未接受巴西利克西马布的患者之间的结果.
主要方法:
- 从2003年到2020年,对475名连续心脏移植接受者的回顾性分析.
- 患者被分为巴西西西马布组 (BG) 和没有巴西西马布组 (NBG).
- 亚组分析比较了2016年之前的标准巴西利克西马布使用与2016-2020年选择性使用,作为尿素抑制剂节约疗程的一部分.
主要成果:
- 调整后的分析显示,巴西利克西马布的使用与较少的急性细胞排斥 (ACR) 相关,但与更多的抗体介导排斥 (AMR) 和心脏全移植血管病变 (CAV) 相关.
- 两组之间没有观察到感染或恶性瘤发病率的显著差异.
- 虽然ACR与巴西利克西马布较低,但AMR仍然较高,2016年之前和之后使用巴西利克西马布与没有巴西利克西马布相比,死亡率明显更高.
结论:
- 在心脏移植中诱导巴西利克西马布有效地降低了ACR,但增加了AMR,CAV和潜在死亡率的风险.
- 这些发现表明需要进行机制研究,以阐明潜在的T细胞逃生机制,从而提高体液免疫力和不良结果.
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