添加维生素C并不能降低心脏骤停的成年幸存者的神经特异性内酶水平 - 随机试验结果
Matevž Privšek1, Matej Strnad1,2,3, Andrej Markota4
1Emergency Medical Services, Healthcare Centre Dr. Adolf Drolc, Cesta Proletarskih Brigad 21, 2000 Maribor, Slovenia.
Medicina (Kaunas, Lithuania)
|January 23, 2024
概括
这项研究研究了静脉注射维生素C给医院外心脏骤停 (OHCA) 幸存者的情况. 结果显示,对神经学结果没有显著的益处,这表明维生素C只应用于OHCA患者的临床试验.
科学领域:
- 临界护理医学 临界护理医学
- 神经学 神经学
- 心脏病学 心脏病学
背景情况:
- 具有良好的神经学结果的非医院心脏骤停 (OHCA) 生存是具有挑战性的.
- 心脏骤停后综合征 (PCAS) 涉及多器官损伤,包括神经损伤.
- 自由基损伤有助于心脏骤停后的神经损伤.
研究的目的:
- 评估将静脉注射维生素C添加到OHCA幸存者的标准护理中的可行性.
- 调查维生素C在缓解PCAS和改善神经系统结果方面的潜力.
- 评估维生素C对炎症和心脏标志物的影响.
主要方法:
- 一个随机,双盲试验,涉及成年OHCA幸存者.
- 参与者接受了标准护理或标准护理以及静脉注射维生素C (1,5克每12小时8剂).
- 通过神经元特异性酶 (NSE) 水平评估的神经损伤;其他结果包括临床和实验室参数.
主要成果:
- 在维生素C组中,神经元特异性酶 (NSE) 水平非显著地更高.
- 在维生素C组的患者中,非显著的比例更高,他们经历了肌肉.
- 维生素C组的机械通风持续时间不显著缩短,心律失常较少,ICU停留时间缩短 (p=0.031).
结论:
- 在临床试验之外,不建议给OHCA幸存者静脉注射维生素C.
- 由于样本规模较小和结果矛盾,需要进行进一步的研究.
- 维生素C在心脏骤停后护理中的作用需要进一步调查.
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