血栓组成和调节性T细胞计数与急性缺血性中风患者的临床结果之间的相关性
1Department of Neurology, Shaoxing Hospital Affiliated to China Medical University, Shaoxing 312030, Zhejiang Province, China. luoojiaa@163.com.
概括
在接受血栓切除术的急性缺血性中风患者中,血栓组成不能预测结果. 然而,血栓中调节性T细胞数量较高与更好的功能恢复有关.
科学领域:
- 神经学 神经学
- 免疫学 免疫学 免疫学
- 血管医学 血管医学
背景情况:
- 急性缺血性中风 (AIS) 治疗通常涉及机械血栓切除术.
- 了解血栓的组成及其对临床结果的影响对于优化治疗策略至关重要.
- 调节性T细胞 (Tregs) 在免疫调节中发挥作用,并可能影响中风恢复.
研究的目的:
- 研究血栓组成 (红细胞,纤维素/血小板) 和调节性T细胞 (CD4+CD25+) 表达与AIS患者临床结果之间的关联.
- 为了确定AIS的血栓切除术后功能结果的独立预测因子.
主要方法:
- 来自44名AIS患者的血栓样本的分析,这些患者经过血栓切除术,使用血素-氨酸染色和免疫组织化学.
- 血栓内红细胞,纤维素/血小板和CD4+CD25+T细胞的半定量评估.
- 血栓成分和Treg的相关性具有3个月的神经学结果 (修改的兰金级).
主要成果:
- 血栓类型包括红细胞 (n=15),混合 (n=11) 和纤维素/血小板 (n=18).
- 在大动脉动脉样硬化中,红细胞比例高于心血管血栓性中风 (P<0.01).
- 纤维素/血小板比率在心血管血栓中比大动脉动脉样硬化中风更高 (P<0.01).
- 单变量分析揭示了年龄,手术时间和CD4+CD25+T细胞计数与功能结果相关.
- 多变量分析确定了血栓CD4+CD25+T细胞计数作为有利功能结果的独立预测因子 (OR=1.369,P<0.01).
结论:
- 血栓红细胞和纤维素/血小板成分与血栓切除术后AIS患者的功能结果没有显著的相关性.
- 血栓内调节性T细胞数量的增加与AIS患者的良好功能结果有关.
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