目的:评估细胞色素P450 2D6*10基因多态性,对汉族人群术后吗啡自控镇痛效果的影响。方法:美国麻醉医师协会(American Society of Anesthesiologists,ASA)Ⅰ～Ⅱ级患者共64名被纳入此实验,56名患者完成实验。根据CYP2D6基因型,患者分为3...目的:评估细胞色素P450 2D6*10基因多态性,对汉族人群术后吗啡自控镇痛效果的影响。方法:美国麻醉医师协会(American Society of Anesthesiologists,ASA)Ⅰ～Ⅱ级患者共64名被纳入此实验,56名患者完成实验。根据CYP2D6基因型,患者分为3组:野生型纯合子组(w/w组,n=19),杂合子组(m/w组,n=21)和突变型纯合子组(m/m组,n=16)。在手术结束前10 min给予复合剂量吗啡(静脉注射,0.1 mg/kg)后,患者可通过吗啡(单次给药1 mg)自控输注泵进行自控镇痛(patient-controlled analgesia,PCA)。全身麻醉诱导后采集血样。采用聚合酶链反应-限制性片段长度多态性(PCR-RFLP)进行CYP2D6*10基因分型。记录并比较术后72 h各组间的吗啡用量及视觉模拟评分(visual analogue score,VAS)。结果:与m/m组相比,m/w组吗啡在T0.5～4 h的累积量显著升高(P<0.05)。3组中各时间段的VAS评分对比差异无统计学意义。结论:在全麻术后0.5 h至4 h急性疼痛治疗中,CYP2D6*10 m/w组所需吗啡的量比m/m组高,以此推测m/w组产生的内源性阿片肽比m/m组低。展开更多
It has been reported that stimulation of hypothalamic defence area (HDA) led to the increased release of central NA and other monoamine neurotransmitters,
文摘It has been reported that stimulation of hypothalamic defence area (HDA) led to the increased release of central NA and other monoamine neurotransmitters,
