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右美托咪定预防椎管内麻醉后寒颤的临床观察 被引量:23

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摘要 围术期发生寒颤的主要原因有散热过度、交感兴奋、疼痛以及全身致热原的释放等。椎管内麻醉通过抑制血管收缩影响体温调节系统,使局部热量从下肢(阻断水平以下)到外周组织重新分布,导致椎管内麻醉患者易产生低血压和寒颤。寒颤易带来种种不良反应,如增加耗氧,乳酸酸中毒,产生过多的CO2,代谢率增加300%等。多种方法可减少术后寒战的发生。右美托咪定是其中之一,但目前关于其对椎管内麻醉后寒颤中的应用报道较为少见。因此,本文观察右美托咪定对椎管内麻醉后寒颤的影响。
出处 《临床麻醉学杂志》 CAS CSCD 北大核心 2013年第2期189-190,共2页 Journal of Clinical Anesthesiology
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参考文献7

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