在 portal 静脉血栓症的肝硬化患者中,血小板聚合作为血栓标志物
Heba M Abdallah1, Fathia Elbassal2, Eman M Saber1
1Department of Clinical Pathology, National Liver Institute, Menoufia University, Shebin EL-Kom, Menoufia, Egypt.
Clinical and experimental hepatology
|September 4, 2025
概括
肝硬化患者的门静脉血栓 (PVT) 与血小板功能的改变有关. 血清氏因子抗原 (vWF-Ag) 的升高是PVT发展的独立危险因素,这表明血小板激活的作用.
科学领域:
- 肝病学
- 血液学
- 血栓形成研究
背景情况:
- 门静脉血栓 (PVT) 是肝硬化的一个常见并发症,与疾病的严重程度有关.
- 血小板功能障碍 (血小板缺血,血小板病变) 是肝硬化症的特征,但其在PVT病变发生过程中的作用尚不清楚.
- 之前对肝脏疾病中的血小板功能进行的研究得出了不确定的结果.
研究的目的:
- 评估PVT和没有PVT的肝硬化患者的血小板功能.
- 确定血小板激活和粘附在肝硬化PVT的发展中的潜在作用.
- 检查与PVT相关的氏因子抗原 (vWF-Ag) 水平.
主要方法:
- 通过光传递聚合计 (LTA) 来评估对ADP和瑞斯托的反应中的血小板聚合.
- 测量血清威尔布兰德因子抗原 (vWF-Ag) 进行血小板激活和粘附评估.
- 100名受试者的比较分析: 30名患有PVT的肝硬化患者,40名没有PVT的肝硬化患者和30名健康对照患者.
主要成果:
- 与对照组相比,肝硬化患者 (有或没有PVT) 的血小板聚合减少.
- 患有PVT的肝硬化患者的血小板聚合比没有PVT的患者高.
- 多变量分析发现高vWF-Ag水平是肝硬化PVT的独立风险因素.
结论:
- 在患有PVT的肝硬化患者中,血小板聚合显著增加.
- 血清vWF-Ag的升高是肝硬化中PVT发展的独立危险因素.
- 这些发现突显了血小板激活在PVT发病过程中的作用,并暗示了对患者管理和预防策略的影响.
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