降压药物对高血压性脑出血患者围术期血流动力学的影响
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2012年9月第9卷第26期·药物与临床·CHINA MEDICAL HERALD 中国医药导报高血压性脑出血是高血压患者较为严重的一种并发症,血压过高是引发患者脑出血的直接原因,高血压性脑出血患者致死率和致残率均很高,多发于老年人,严重危害了公众的身体健康[1-3]。
有效的降压药物治疗可以明显提高高血压性脑出血患者的治愈率[4-5]。
为了探讨降压药物对高血压性脑出血患者围术期血流动力学的影响,本院选取高血压性脑出血患者78例,采用不同的降压药物治疗,现报道如下:1资料与方法1.1一般资料选取我院2009年1月~2011年7月收治的高血压性脑出血患者78例,年龄49~74岁,平均(63.5±10.9)岁,其中男47例,女31例。
患者均符合1995年国家第四次脑血管病学术会议制订的脑出血诊断标准。
入选标准:患者入院均为发病24h 内,脑出血量小于50mL ,发现出血灶。
排除心肺功能和肝肾降压药物对高血压性脑出血患者围术期血流动力学的影响冯卫东梁景利吕云峰赵凤金河北省赞皇县医院外三科,河北赞皇051230[摘要]目的探讨降压药物对高血压性脑出血患者围术期血流动力学的影响。
方法选取我院2009年1月~2011年7月收治的高血压性脑出血患者78例,随机分为两组,采用乌拉地尔治疗的39例患者为对照组,采用尼莫地平治疗的39例患者为观察组,比较两组患者围术期血流动力学的变化情况。
结果泵药后,对照组心率略有升高,收缩压和舒张压均明显降低;观察组心率先升高后明显降低,收缩压和舒张压均明显降低;观察组心率、收缩压、舒张压均明显低于对照组。
术中,对照组心率略有降低,收缩压和舒张压均明显降低;观察组心率略有升高,收缩压和舒张压均明显降低;观察组收缩压、舒张压均明显低于对照组。
术后72h ,观察组平均血流量、平均血流速度均明显高于对照组,观察组外周阻力、临界压力均明显低于对照组,差异均有统计学意义(P <0.05)。
结论尼莫地平用于高血压性脑出血患者的降压治疗,可以明显增加患者的脑血流量,并降低患者的脑血管阻力,还能有效控制患者术后的血压状况,临床疗效显著,值得临床推广使用。
[关键词]尼莫地平;乌拉地尔;高血压性脑出血;围术期;血流动力学[中图分类号]R544.1;R743.3[文献标识码]A [文章编号]1673-7210(2012)09(b )-0071-03Influence of antihypertensive drugs on perioperative hemodynamicss of pa -tients with hypertensive cerebral hemorrhageFENG Weidong LIANG Jingli LU Yunfeng ZHAO FengjinThe Third Department of Surgery,Zanhuang County Hospital,Hebei Province,Zanhuang 051230,China[Abstract]Objective To investigate the influence of antihypertensive drugs on perioperative hemodynamics of patients with hypertensive cerebral hemorrhage.Methods 78patients with hypertensive cerebral hemorrhage were selected in the hospital from January 2009to July 2011,who were randomly divided into two groups.39patients who used Urapidil were as the control group.39patients who used Nimodipine were as the observation group.The perioperative hemodynamics changes of two groups were compared.Results After pump delivery,heart rate was improved slightly,while systolic blood pressure and diastolic blood pressure were significantly reduced in the control group.The heart rate was significantly re -duced after slightly elevated,while systolic blood pressure and diastolic blood pressure were significantly reduced in the observation group.The heart rate,systolic blood pressure and diastolic blood pressure in the observation group were signifi -cantly lower than those in the control group.During the operation,heart rate was decreased slightly,while systolic blood pressure and diastolic blood pressure were significantly reduced in the control group.The heart rate was slightly elevated,while systolic blood pressure and diastolic blood pressure were significantly reduced in the observation group.Systolic blood pressure and diastolic blood pressure in the observation group were significantly lower than those in the control group.After the operation of 72h,mean blood flow,mean flow velocity in the observation group were significantly higher than those in the control group,while peripheral resistance,critical pressure in the observation group were significantly lower than those in the control group.The differences were statistically significant (P <0.05).Conclusion Nimodipine can be used as antihypertensive treatment for patients with hypertensive cerebral hemorrhage,which can significantly increase cerebral blood flow and reduce cerebral vascular resistance.That can effectively control blood pressure status of patients after operation.The clinical effect is significant and worthy of clinical use.[Key words]Nimodipine;Urapidil;Hypertensive cerebral hemorrhage;Perioperative;Hemodynamics[基金项目]河北省石家庄市科学技术研究与发展计划课题(课题名称:高血压脑出血手术方式的选择;课题编号:111461463)。
71·药物与临床·2012年9月第9卷第26期中国医药导报CHINA MEDICAL HERALD功能不全、出血破入患者脑室、颅内肿瘤出血的患者。
将所有患者随机分为两组,对照组与观察组均为39例。
两组患者一般情况(性别、年龄等)比较,差异无统计学意义(P >0.05),具有可比性。
本次研究均取得患者同意,并经医院伦理委员会通过。
1.2方法所有患者术前均采用相同的常规脑出血治疗。
对照组采用乌拉地尔(武汉鑫佳灵生物科技有限公司生产)治疗:乌拉地尔注射液20mL (相当于100mg 乌拉地尔)加入至输液泵,将其稀释为50mL 后,给予患者初始浓度为2mg/min ,等患者的血压下降至可控范围时行手术,调节滴注药物速度为9mg/h ,持续24h 给药,等到患者的血压稳定7d 后,采用其他降压药物维持降压。
观察组采用尼莫地平(山西亚宝药业集团股份有限公司生产)治疗:尼莫地平注射液50mL (含10mg ),10mg/d ,给予患者初始浓度为2mg/h ,等患者的血压下降至可控范围时行手术,调节滴注药物速度,持续24h 给药,等到患者的血压稳定7d 后,采用口服尼莫地平片维持降压。
1.3观察指标监测患者围术期血流动力学的各项指标,包括心率、收缩压、舒张压、平均血流量、平均血流速度、外周阻力、临界压力。
1.4统计学方法所有数据资料均采用SPSS 16.0统计学软件进分析行处理,计量资料采用均数±标准差(x ±s )表示,重复测量的计量资料采用方差分析,两两比较采用LSD-t 检验;两独立样本的计量资料采用t 检验,以P <0.05为差异有统计学意义。
2结果2.1两组泵药前后心率及血压比较两组患者泵药前后血流动力学指标比较结果显示,泵药后对照组心率略有升高,收缩压和舒张压均明显降低。
泵药后观察组心率升高后明显降低,收缩压和舒张压均明显降低。
泵药后观察组心率、收缩压、舒张压均明显低于对照组,差异均有统计学意义(P <0.05)。
见表1。
表1两组泵药前后心率及血压比较(x ±s )注:与本组泵药前相比较,#P <0.05;与对照组比较,*P <0.05;1mm Hg=0.133kPa2.2两组术中心率及血压比较两组术中血流动力学指标比较结果显示,术中对照组心率略有降低,收缩压和舒张压均明显降低。