Objective:To investigate the clinical effect of early controlled hypotensive therapy in patients with traumatic braininjury(TBI).Methods:68 patients with acute 1Bl in our hospital were selected for this investigation....Objective:To investigate the clinical effect of early controlled hypotensive therapy in patients with traumatic braininjury(TBI).Methods:68 patients with acute 1Bl in our hospital were selected for this investigation.They were evenly divided into a control group and an observation group according to the difference of blood pressure and basic level,whose lesion area after treatment,postoperative intracranial pressure after 2 d and 7d,and Gcs score of prognostic quality before and after treatment were made comparison.Results:The post-treatment lesion area of the observation group was lower than that in the control group(P<0.05);the postoperative intracranial pressure after 2d and 7d of the control group was better than the observation group(P<0.05),and the same with GCS score,which has statistical sigmificance(P< 0.05).Conclusion:Early controlled hypotensive therapy has a significant clinical effect on patients with brain trauuma,it can reduce the lesion area after treatment and postoperative intracranial pressure as well.展开更多
Objective:to investigate the effect of improving prehospital hypotension and hypoxemia on the prognosis of different subgroups of patients with traumatic brain injury(TBI).Methods:medical staff were trained about the ...Objective:to investigate the effect of improving prehospital hypotension and hypoxemia on the prognosis of different subgroups of patients with traumatic brain injury(TBI).Methods:medical staff were trained about the prehospital first aid for 2 months to fully master the methods of improving prehospital hypotension and hypoxemia,then the prognosis of TBI patients pre-and post-training for 12 months was collected and recorded.The prognostic differences of different TBI subgroups were discussed through data analysis.Results:after the training,the proportion of prehospital hypotension and hypoxemia in TBI patients decreased by 77%(8.5%vs.1.9%)and 63%(9.9%vs.3.6%,P<0.05),respectively.However,only the prognosis of moderate and severe TBI patients was improved,the proportion of patients with"good prognosis^increased by 14%(61.4%vs.70.5%,respectively)and 62%(35.6%vs.58%),and no significant effect showed in mild and critical TBI patients.Conclusion:reducing the incidence of prehospital hypoxemia and hypotension can improve the prognosis of moderate and severe TBI patients,while no significant effect on mild and critical TBI patients.展开更多
Cytoskeletal proteins are involved in neuronal survival.Brain-derived neurotrophic factor can increase expression of cytoskeletal proteins during regeneration after axonal injury.However,the effect of neural stem cell...Cytoskeletal proteins are involved in neuronal survival.Brain-derived neurotrophic factor can increase expression of cytoskeletal proteins during regeneration after axonal injury.However,the effect of neural stem cells genetically modified by brain-derived neurotrophic factor transplantation on neuronal survival in the injury site still remains unclear.To examine this,we established a rat model of traumatic brain injury by controlled cortical impact.At 72 hours after injury,2 × 10~7 cells/m L neural stem cells overexpressing brain-derived neurotrophic factor or naive neural stem cells（3 m L） were injected into the injured cortex.At 1–3 weeks after transplantation,expression of neurofilament 200,microtubule-associated protein 2,actin,calmodulin,and beta-catenin were remarkably increased in the injury sites.These findings confirm that brain-derived neurotrophic factor-transfected neural stem cells contribute to neuronal survival,growth,and differentiation in the injury sites.The underlying mechanisms may be associated with increased expression of cytoskeletal proteins and the Wnt/β-catenin signaling pathway.展开更多
目的评价高压氧辅助治疗创伤性脑损伤患者的临床疗效及对血清中性粒细胞明胶酶相关载脂蛋白(NGAL)和泛素羧基末端水解酶L1(UCH-L1)表达的影响。方法选择2018年4月至2019年4月入新疆医科大学第一附属医院诊断创伤性脑损伤患者68例,其中...目的评价高压氧辅助治疗创伤性脑损伤患者的临床疗效及对血清中性粒细胞明胶酶相关载脂蛋白(NGAL)和泛素羧基末端水解酶L1(UCH-L1)表达的影响。方法选择2018年4月至2019年4月入新疆医科大学第一附属医院诊断创伤性脑损伤患者68例,其中其中男性46例,女性22例;年龄23~69岁,平均年龄45.9岁;体质量(68.6±8.9) kg;格拉斯哥昏迷评分(GCS)3~11分,平均GCS为8.4分;发病时间为(6.8±2.5) h。随机分为对照组和观察组,每组34例。对照组常规外科手术和药物治疗,观察组联合高压氧辅助治疗,疗程为1个月。对比两组临床疗效,治疗前后血清氧化应激指标包括NGAL、基质金属蛋白酶(MMP)-9、脑氧摄取率(CERO2)和活性氧(ROS)水平,神经营养因子包括UCHL1、神经元特异性烯醇化酶(NSE)和S100-β水平。结果观察组总有效率显著高于对照组(94.1%vs 76.5%;P <0.05)。两组治疗后血清氧化应激指标NGAL、MMP-9和ROS水平较治疗前降低[观察组:(63.5±22.4) ng/mL vs (125.3±45.6) ng/mL;(68.5±21.2) ng/mL vs (168.8±55.6) ng/mL;(16.8±6.3) U/mL vs (27.4±7.9) U/mL。对照组:(88.9±23.5) ng/mL vs (123.8±44.9) ng/mL;(96.3±25.7) ng/mL vs (165.8±52.3) ng/mL;(21.2±6.6) U/mL vs (26.8±7.5) U/mL],CERO2增加[观察组:(39.6±12.2)%vs (30.3±9.2)%;对照组:(35.2±10.3)%vs (30.6±9.5)%],神经营养因子UCH-L1、NSE和S100-β水平较治疗前降低[观察组:(201.3±46.8) ng/mL vs (328.6±75.4) ng/mL;(167.8±35.8) ng/mL vs (267.9±65.3) ng/mL;(85.6±25.7) ng/mL vs (168.9±48.7) ng/mL。对照组:(256.4±53.2) ng/mL vs (326.5±65.8) ng/mL;(203.2±46.3) ng/mL vs (265.3±52.7) ng/mL;(112.3±35.6) ng/mL vs (165.9±45.3) ng/mL],且观察组较对照组改善更明显(P <0.01)。结论高压氧辅助治疗创伤性脑损伤患者有较好的安全性和有效性,可明显抑制中枢神经氧化应激和神经营养因子释放和表达。展开更多
文摘Objective:To investigate the clinical effect of early controlled hypotensive therapy in patients with traumatic braininjury(TBI).Methods:68 patients with acute 1Bl in our hospital were selected for this investigation.They were evenly divided into a control group and an observation group according to the difference of blood pressure and basic level,whose lesion area after treatment,postoperative intracranial pressure after 2 d and 7d,and Gcs score of prognostic quality before and after treatment were made comparison.Results:The post-treatment lesion area of the observation group was lower than that in the control group(P<0.05);the postoperative intracranial pressure after 2d and 7d of the control group was better than the observation group(P<0.05),and the same with GCS score,which has statistical sigmificance(P< 0.05).Conclusion:Early controlled hypotensive therapy has a significant clinical effect on patients with brain trauuma,it can reduce the lesion area after treatment and postoperative intracranial pressure as well.
文摘Objective:to investigate the effect of improving prehospital hypotension and hypoxemia on the prognosis of different subgroups of patients with traumatic brain injury(TBI).Methods:medical staff were trained about the prehospital first aid for 2 months to fully master the methods of improving prehospital hypotension and hypoxemia,then the prognosis of TBI patients pre-and post-training for 12 months was collected and recorded.The prognostic differences of different TBI subgroups were discussed through data analysis.Results:after the training,the proportion of prehospital hypotension and hypoxemia in TBI patients decreased by 77%(8.5%vs.1.9%)and 63%(9.9%vs.3.6%,P<0.05),respectively.However,only the prognosis of moderate and severe TBI patients was improved,the proportion of patients with"good prognosis^increased by 14%(61.4%vs.70.5%,respectively)and 62%(35.6%vs.58%),and no significant effect showed in mild and critical TBI patients.Conclusion:reducing the incidence of prehospital hypoxemia and hypotension can improve the prognosis of moderate and severe TBI patients,while no significant effect on mild and critical TBI patients.
基金supported by grants from the National Natural Science Foundation of China,No.31300812 and No.31371218
文摘Cytoskeletal proteins are involved in neuronal survival.Brain-derived neurotrophic factor can increase expression of cytoskeletal proteins during regeneration after axonal injury.However,the effect of neural stem cells genetically modified by brain-derived neurotrophic factor transplantation on neuronal survival in the injury site still remains unclear.To examine this,we established a rat model of traumatic brain injury by controlled cortical impact.At 72 hours after injury,2 × 10~7 cells/m L neural stem cells overexpressing brain-derived neurotrophic factor or naive neural stem cells（3 m L） were injected into the injured cortex.At 1–3 weeks after transplantation,expression of neurofilament 200,microtubule-associated protein 2,actin,calmodulin,and beta-catenin were remarkably increased in the injury sites.These findings confirm that brain-derived neurotrophic factor-transfected neural stem cells contribute to neuronal survival,growth,and differentiation in the injury sites.The underlying mechanisms may be associated with increased expression of cytoskeletal proteins and the Wnt/β-catenin signaling pathway.
文摘目的：探讨重型颅脑损伤（ sTBI）术后患者预见性使用利多卡因气道给药后吸痰对颅内压（ ICP）、高原波Lundberg－A波和B波、呼吸机相关性肺炎（ VAP）的影响。方法50例行ICP监测和人工气道开放的重型颅脑损伤术后患者随机分为治疗组和对照组，每组各25例。治疗组在吸痰前ICP≥20 mm Hg，则预见性使用利多卡因气道麻醉，ICP＜20 mm Hg时与对照组一样均行常规吸痰。记录术后5 d吸痰前后每天4个时点ICP变化、Lundberg－A和B波发生频次及其吸痰前后ICP变化和7 d内VAP发生率。结果两组常规吸痰ICP均升高。治疗组预见性气道局麻后吸痰，Lundberg－A波频次低，峰值低，VAP发生率26．09％；对照组Lundberg－A波频次高，峰值高，VAP发生率29．17％；未证实气道麻醉吸痰与否和Lundberg－B波形成有关。结论预见性利多卡因气道给药后吸痰，能提高sTBI患者术后Lundberg－A波发生阈值，降低频次及峰值。
文摘目的评价高压氧辅助治疗创伤性脑损伤患者的临床疗效及对血清中性粒细胞明胶酶相关载脂蛋白(NGAL)和泛素羧基末端水解酶L1(UCH-L1)表达的影响。方法选择2018年4月至2019年4月入新疆医科大学第一附属医院诊断创伤性脑损伤患者68例,其中其中男性46例,女性22例;年龄23~69岁,平均年龄45.9岁;体质量(68.6±8.9) kg;格拉斯哥昏迷评分(GCS)3~11分,平均GCS为8.4分;发病时间为(6.8±2.5) h。随机分为对照组和观察组,每组34例。对照组常规外科手术和药物治疗,观察组联合高压氧辅助治疗,疗程为1个月。对比两组临床疗效,治疗前后血清氧化应激指标包括NGAL、基质金属蛋白酶(MMP)-9、脑氧摄取率(CERO2)和活性氧(ROS)水平,神经营养因子包括UCHL1、神经元特异性烯醇化酶(NSE)和S100-β水平。结果观察组总有效率显著高于对照组(94.1%vs 76.5%;P <0.05)。两组治疗后血清氧化应激指标NGAL、MMP-9和ROS水平较治疗前降低[观察组:(63.5±22.4) ng/mL vs (125.3±45.6) ng/mL;(68.5±21.2) ng/mL vs (168.8±55.6) ng/mL;(16.8±6.3) U/mL vs (27.4±7.9) U/mL。对照组:(88.9±23.5) ng/mL vs (123.8±44.9) ng/mL;(96.3±25.7) ng/mL vs (165.8±52.3) ng/mL;(21.2±6.6) U/mL vs (26.8±7.5) U/mL],CERO2增加[观察组:(39.6±12.2)%vs (30.3±9.2)%;对照组:(35.2±10.3)%vs (30.6±9.5)%],神经营养因子UCH-L1、NSE和S100-β水平较治疗前降低[观察组:(201.3±46.8) ng/mL vs (328.6±75.4) ng/mL;(167.8±35.8) ng/mL vs (267.9±65.3) ng/mL;(85.6±25.7) ng/mL vs (168.9±48.7) ng/mL。对照组:(256.4±53.2) ng/mL vs (326.5±65.8) ng/mL;(203.2±46.3) ng/mL vs (265.3±52.7) ng/mL;(112.3±35.6) ng/mL vs (165.9±45.3) ng/mL],且观察组较对照组改善更明显(P <0.01)。结论高压氧辅助治疗创伤性脑损伤患者有较好的安全性和有效性,可明显抑制中枢神经氧化应激和神经营养因子释放和表达。
