口服碳水化合物预加载对健康志愿者的生理影响
Brian Cowie1,2, Adam Lipszyc1, Jamahal Luxford1,2
1Department of Anaesthesia, St. Vincent's Hospital, Melbourne, Victoria, Australia.
ANZ journal of surgery
|December 6, 2024
概括
在健康志愿者中,标准的口服碳水化合物负载在两个小时内对中风体积和胃状况产生了最小的影响. 观察到心率和血压的轻微下降,这表明400mL剂量没有有利的心血管影响.
科学领域:
- 心脏病学 心脏病学
- 胃肠病学 胃肠病学
- 术后恢复 术后恢复
背景情况:
- 口服碳水化合物负载是大手术后增强恢复 (ERAS) 途径的关键组成部分.
- 它对患者生理学的具体影响,包括血液动力学和胃功能,仍然不清楚.
- 这项研究研究了标准化碳水化合物饮料对健康志愿者的影响.
研究的目的:
- 为了确定口服碳水化合物液体负载对血液动力学,中风体积和胃状态的影响.
- 为了评估对400mL标准剂量专有碳水化合物溶液的生理反应.
- 在健康人群中评估心血管效应.
主要方法:
- 23名健康的志愿者消耗了400毫升的碳水化合物溶液.
- 使用床边超声波测量血液动力学 (心率,血压),中风体积和胃截面面积.
- 测量是在基线和摄入后30,60和120分钟进行的.
主要成果:
- 观察到心率和血压的统计学上显著但小幅下降 (<10%).
- 在30分钟和60分钟内,中风体积略有增加 (<10%),在120分钟后恢复到基线.
- 胃截面面积最初增加,然后在120分钟内恢复到基线,中风体积变化没有变化.
结论:
- 一个400mL碳水化合物饮料在第一个小时内仅显示了中风体积的轻微增加.
- 摄入后2小时内,生理参数在很大程度上恢复到基线.
- 碳水化合物饮料似乎没有给健康个体带来有利的心血管效应.
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