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目的观察纳洛酮给药对颅脑损伤患者脑氧摄取率的影响。方法选取2001年1月-2006年12月颅脑损伤入院患者86例,随机分成纳洛酮治疗组和对照组,两组患者性别、年龄及入院GCS评分均无明显差异(P>0.05)。两组均于伤后当天至第7天经颈静脉球部及股动脉同步抽取血样进行血气分析,计算出脑氧摄取率,进行统计学处理。结果在治疗后1~7d,纳洛酮治疗组与对照组脑氧摄取率呈明显下降趋势,治疗组轻型和中重型颅脑损伤患者的脑氧摄取率明显高于对照组,有统计学意义(P<0.05);两组死亡患者脑摄氧率比较,治疗组与对照组无差异(P>0.05)。结论纳洛酮可提高颅脑损伤患者的脑氧摄取率,明显改善患者预后。
Objective To observe the effect of naloxone on cerebral oxygen uptake in patients with craniocerebral injury. Methods Totally 86 patients admitted from January 2001 to December 2006 were randomly divided into naloxone treatment group and control group. There was no significant difference in gender, age and admission GCS between the two groups (P> 0.05). Blood samples were taken from both of the two groups simultaneously through the jugular bulb and the femoral artery on the 7th day after injury to make blood gas analysis, calculate the rate of cerebral oxygen uptake and conduct statistical analysis. Results At 1 ~ 7 days after treatment, the rate of cerebral oxygen uptake decreased significantly in naloxone treated group and control group. The rate of cerebral oxygen uptake was significantly higher in patients with mild and moderate severe craniocerebral injury than those in control group (P <0.05). Compared with the control group, there was no significant difference in the rate of cerebral oxygen uptake between the two groups (P> 0.05). Conclusion Naloxone can improve the brain oxygen uptake rate in patients with brain injury and significantly improve the prognosis of patients.