在功能性维生素K缺乏症透析患者中补充维生素K (MK-7) 后没有检测到凝血激活:为期一年的随机,安慰剂控制研究
Else-Marie Bladbjerg1, Karin Levy-Schousboe2, Marie Frimodt-Møller3
1Department of Clinical Biochemistry, Unit for Thrombosis Research, Esbjerg Hospital, University Hospital of Southern Denmark, Esbjerg, Denmark; Department of Regional Health Research, University of Southern Denmark, Denmark.
概括
透析患者的维生素K补充剂在一年内没有影响凝血生物标志物或血管事件. 这项研究表明menaquinone-7 (MK-7) 是安全的,并且不会增加该人群中的血凝剂风险.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學.
- 营养科学 营养科学
- 血液学 血液学 血液学
背景情况:
- 透析患者经常表现出维生素K的不良状态,可能增加血管化风险.
- 维生素K补充正在为透析患者探索,但其前凝效应需要调查.
研究的目的:
- 评估menaquinone-7 (MK-7) 补充剂对透析患者凝血生物标志物的影响.
- 评估MK-7在这个患者群体中的安全性和前凝性潜力.
主要方法:
- 这是一项为期52周的双盲,安慰剂对照研究,涉及123名透析患者.
- 干预包括每日MK-7 (360μg) 或安慰剂,测量血栓生成,维生素K依赖因子活动,F1+2和PIVKA-II.
- 不良事件和严重的不良事件被系统地记录下来,并在各组之间进行比较.
主要成果:
- 在52周后,MK-7组与安慰剂相比,PIVKA-II的显著下降被观察到.
- 在MK-7和安慰剂组之间,在其他凝血生物标志物,血管事件或严重不良事件中没有发现显著差异.
- 在安慰剂组中观察到FVII凝块活动的减少,但不归因于干预.
结论:
- 一年 MK-7 补充剂在透析患者中没有检测到可检测的前凝剂效应.
- 治疗没有影响凝血激活生物标志物,维生素K依赖因子活动或血管结果.
- 补充MK-7似乎是安全的,在透析患者中不构成血凝剂风险.
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