使用基于PTCY的方法,优化了HLA不匹配的无关异构HCT中的GVHD预防
Filipe R Pinto1,2, María Suárez-Lledó2,3, Laia Guardia2
1Clinical Hematology Department, Unidade Local de Saúde de Santo António-Hospital de Santo António, Oporto, Portugal.
European journal of haematology
|December 31, 2024
概括
移植后的环胺 (PTCY) 与塔克罗利斯有效地预防了HLA不匹配的非相关捐助者全基因移植中的移植与宿主疾病 (GVHD). 这种方法显示了有利的生存率和可控的感染,支持其在匹配的捐赠者不可用时使用.
科学领域:
- 血液学 血液学 血液学
- 免疫学 免疫学 免疫学
- 在瘤学瘤学.
背景情况:
- 移植后循环胺 (PTCY) 是一种常见的策略,用于在异构造血细胞移植 (allo-HCTs) 中的移植对宿主疾病 (GVHD) 预防.
- 关于PTCY的安全性和有效性的数据有限,特别是在HLA不匹配的非相关捐助者 (MMUD) 环境中.
研究的目的:
- 评估PTCY与塔克罗利 (Tac) 结合的安全性和有效性,用于在接受MMUD allo-HCT的成年人中预防GVHD.
- 评估关键结果,包括GVHD发病率,感染,存活率和复发率.
主要方法:
- 这是一项单一中心的回顾性研究,对94名患有血液性恶性瘤的成年患者进行了MMUD allo-HCT与PTCY-Tac.
- 收集了关于人口统计,移植细节,GVHD发病率,感染并发症和生存结果的数据.
主要成果:
- 观察到急性 (33.0%等级II-IV) 和慢性 (12.6%中度至重度) GVHD的发病率较低.
- 细菌血流感染发生在40.8%的患者中;在引入莱特莫维尔后,细胞巨乳病毒 (CMV) 活化显著下降.
- 三年总生存率为60.8%,非复发死亡率为23%,复发发病率为24.5%.
结论:
- 在MMUD allo-HCT.中,PTCY-Tac是GVHD预防的有效策略.
- 这种方案提供了有利的生存率和可控的毒性,使其成为缺乏完全匹配的捐赠者患者的可行选择.
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