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The effects of preemptive analgesia on perative stress response and analgesia

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF PRIMARY MEDICINE AND PHARMACY
Issue:
11
DOI:
10.3760/cma.j.issn.1008-6706.2004.11.028
Key Word:
超前镇痛;硬膜外;儿茶酚胺

Abstract: 目的观察硬膜外超前镇痛的临床效果及其对儿茶酚胺的影响.方法 48例手术患者随机分为三组,硬膜外穿刺后经硬膜外导管注入曲马多1 mg/kg(Ⅰ组),氯胺酮20 mg加曲马多1 mg/kg(Ⅱ组),对照组于术毕注入曲马多1 mg/kg(Ⅲ组).术后均采用硬膜外自控镇痛(PCEA).观察术后视觉模拟(VAS)评分和不良反应,并比较血浆去甲肾上腺素(NE)、肾上腺素(E)、多巴胺(DA)变化.结果Ⅰ组与Ⅲ组相比,观察指标差异无显著意义,Ⅱ组与Ⅰ、Ⅲ组相比,VAS评分降低.三组患者儿茶酚胺含量术后第1天均高于术前(P<0.01),术后第3天下降,Ⅱ组下降最明显,接近术前;Ⅰ组和Ⅲ组,仍明显高于术前(P<0.05).结论联合应用氯胺酮和曲马多行超前镇痛效果较好,且能降低疼痛所致的应激反应.

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