系统性硬化症里图西马布诱导的急性血小板缺血:两例病例的病例报告
Chihiro Saiki1,2, Masahiro Ayano2, Yuki Kojima1
1Department of Internal Medicine, Miyazaki Prefectural Miyazaki Hospital, Japan.
Internal medicine (Tokyo, Japan)
|December 24, 2025
概括
利图西马布诱导的急性血小板缺血 (RIAT) 是一种罕见的不良事件. 这份报告详细介绍了两个系统性硬化病例,在rituximab后出现严重的血小板缺血,突出显示自身免疫疾病患者也处于危险之中.
科学领域:
- 免疫学 免疫学 免疫学
- 血液学 血液学 血液学
- 类风湿病学 类风湿病学
背景情况:
- 利图西马布是一种单克隆抗体,广泛用于血液学和自身免疫性疾病.
- 瑞图西马布诱导的急性血小板缺血 (RIAT) 是一种罕见但严重的不良事件.
- 以前的报道主要集中在血液恶性瘤中的RIAT上.
研究的目的:
- 在被诊断为全身性硬化症的患者中报告两例RIAT病例.
- 突出 RIAT 在自身免疫性疾病背景中的发生情况.
- 为了提高Rituximab治疗的全身性硬化症患者对RIAT的认识.
主要方法:
- 两名患有系统性硬化症的患者的回顾性病例报告.
- 在Rituximab输注后观察不良事件.
- 收集临床和实验室数据,包括血小板计数,白细胞计数和补充水平.
主要成果:
- 两位患者在第二次Rituximab输注后都出现了严重的血栓塞缩症.
- 相关发现包括轻度白血病,低补充血和全身炎症.
- 这些发现表明,在自身免疫性疾病患者中存在RIAT的潜在风险.
结论:
- 用Rituximab治疗的全身性硬化症患者可能会患上RIAT.
- 在患有自身免疫性疾病的患者中,应考虑RIAT,这些患者在rituximab后呈现血小板缩.
- 需要对自身免疫性疾病中的RIAT机制进行进一步的研究.
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