在剖腹产中预防脊柱低血压的诺尔阿皮内弗林最佳输液率:一项随机对照试验,使用上下顺序分配
Fatima Khatoon1, Mitko Kocarev2, Roshan Fernando2
1From the Department of Anesthesiology, ICU and Perioperative Medicine, Hamad Medical Corporation, Doha, Qatar.
Anesthesia and analgesia
|October 9, 2024
概括
上腺素在剖腹产期间预防低血压的效果大约是上腺素的13倍. 这项研究确定了这两种血管压缩剂的有效输液速率,并推使用诺亚上腺素进行最佳血压控制.
科学领域:
- 麻醉学 麻醉学
- 产科 产科 产科 产科 产科
- 药理学 药理学是指药理学的学科.
背景情况:
- 上腺素是上腺素的潜在替代品,可以在剖腹产期间预防低血压和脊柱后麻醉.
- 与上腺素相比,上腺素在维持心率和心脏输出方面可能具有优势.
- 在这种情况下,诺拉皮内林的最佳输液速率仍未确定.
研究的目的:
- 确定上腺素和上腺素输注的中位有效剂量 (ED50) 以预防剖腹产期间脊柱低血压.
- 为了计算在输液形式使用时的诺阿皮内弗林与烯的相对功效比率.
- 为了比较上腺素和上腺素对母亲心率,中风量和心率的影响.
主要方法:
- 一项随机研究涉及60名在脊髓麻醉下进行剖腹产的患者.
- 用上下序列分配技术来确定上和上腺素输注的ED50.
- 监测了母亲的缩血压,心率,中风量和心脏输出量.
主要成果:
- 甲的ED50为12.7微克/分钟,而诺阿上的ED50为1.01微克/分钟.
- 上腺素的相对功效是上腺素的12.6倍 (95% CI,9.92-15.9).
- 两组之间没有观察到心率,中风量或心脏输出量的显著差异.
结论:
- 上腺素在脊髓麻醉下剖腹产期间维持血压的效果大约是上腺素的13倍.
- 建议在1.9至3.8μg.min-1开始的诺尔上腺素的预防性输液用于管理这种患者群体的低血压.
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