快速取消voxelotor可以导致状细胞疾病相关的危机
Salam Alkindi1, Ahmed Al Subhi2, Anil Pathare3
1Department of Haematology, College of Medicine & Health Sciences, Sultan Qaboos University, P. O. Box 35, Muscat, 123, Oman. sskindi@squ.edu.om.
Annals of hematology
|July 8, 2025
概括
快速取消状细胞疾病治疗的voxelotor,可以在患者中引发严重的血管封闭性危机和血液溶解. 这突显了与停止使用抗聚合物药物相关的潜在风险.
科学领域:
- 血液学 血液学 血液学
- 药理学 药理学是指药理学的学科.
- 遗传学 遗传学 是一个
背景情况:
- 状细胞疾病 (SCD) 是一种遗传性血液疾病,导致异常的血红蛋白聚合和红细胞状.
- 一种抗聚合剂Voxelotor被批准用于SCD治疗,改善了血红蛋白水平.
- 由于对voxelotor的安全性和有效性的担忧,导致其临床开发暂停.
研究的目的:
- 评估 voxelotor 撤销后患有状细胞疾病的患者的临床结果.
- 在一个稳定的患者队列中评估voxelotor中止的安全性和有效性.
主要方法:
- 对11名稳定的SCD患者的回顾性分析,这些患者先前接受了平均191周的voxelotor治疗.
- 监测不良事件,血管闭塞危机,血液溶解标志物,以及需要输血后的声音运动器撤回.
主要成果:
- 73%的患者在4.7天内经历了快速发作的血管闭塞危机.
- 观察到血液溶解,血红蛋白显著下降,网状细胞,胆红素和LDH升高.
- 9.1%患有急性胸部综合征;45.5%需要输血.
结论:
- 快速取消voxelotor可以导致严重的状细胞疾病相关的并发症.
- 这些发现强调了在SCD患者中断发声器治疗期间需要谨慎管理的关键需求.
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