目的观察采用反重力跑台训练系统进行双重运动任务训练对脑卒中患者运动及平衡功能的影响。方法 2016年1月至2017年6月,脑卒中偏瘫患者30例随机为对照组(n=15)和试验组(n=15)。两组均接受常规物理治疗,对照组进行反重力跑台步行训练,试...目的观察采用反重力跑台训练系统进行双重运动任务训练对脑卒中患者运动及平衡功能的影响。方法 2016年1月至2017年6月,脑卒中偏瘫患者30例随机为对照组(n=15)和试验组(n=15)。两组均接受常规物理治疗,对照组进行反重力跑台步行训练,试验组利用反重力跑台训练系统进行双重运动任务训练,共4周。训练前后采用平衡功能检测训练系统评定平衡功能,同时采用Fugl-Meyer评定量表下肢部分(FMA-L)、Berg平衡量表(BBS)和改良Barthel指数(MBI)进行评定。结果训练后,试验组X方向最大动摇径(Rx)、Y方向最大动摇径(Ry)和包络面积(RecArea)均显著下降(t>4.719, P <0.001),对照组RecArea显著下降(t=5.069, P <0.001),试验组Ry和RecArea低于对照组(t>2.288, P <0.05)。治疗后,两组FMA-L、BBS和MBI评分均显著改善(t> 7.316, P <0.001),试验组优于对照组(t> 2.322, P <0.05)。结论双重运动任务训练有助于脑卒中偏瘫患者运动及平衡功能恢复,提高日常生活活动能力。展开更多
Background:Recent autopsy study showed a high incidence of cerebrovascular lesions in Alzheimer's disease(AD).To assess the impact of cerebrovascular pathology in AD,we used diffusion tensor imaging(DTI) to study ...Background:Recent autopsy study showed a high incidence of cerebrovascular lesions in Alzheimer's disease(AD).To assess the impact of cerebrovascular pathology in AD,we used diffusion tensor imaging(DTI) to study AD patients with and without cerebrovascular lesions.Materials and Methods:Conventional and DTI scans were obtained from 10 patients with probable AD,10 AD/V patients(probable AD with cerebrovascular lesions) and ten normal controls.Mean diffusivity(D) and fractional anisotropy(FA) values of some structures involved with AD pathology were measured.Results:D value was higher in AD patients than in controls in hippocampus and the cingulate gyrus.In AD/V patients,increased D value was found in the same structures and also in the thalamus and basal ganglia compared to controls.There was a significant difference of D value between AD and AD/V patients.FA value reduced in the white matter of left inferior temporal gyrus and in the bilateral middle cingulate gyrus in patients with AD/V compared with controls.The MMSE(mini-mental state examination) score significantly correlated with FA value in the right hippocampus(r=0.639,P<0.019),in the right anterior cingulate gyrus(r=0.587,P<0.035) and in left parahippocampal gyrus(r=0.559,P<0.047).Conclusion:Cerebrovascular pathology had stronger impact on the D value than the AD pathology alone did.Elevated D value in thalamic and basal ganglia may contribute to cognitive decline in AD/V patients.Reduced FA values in AD/V patients may indicate that cerebrovascular pathology induced more severe white matter damage than the AD pathology alone did.展开更多
文摘目的观察采用反重力跑台训练系统进行双重运动任务训练对脑卒中患者运动及平衡功能的影响。方法 2016年1月至2017年6月,脑卒中偏瘫患者30例随机为对照组(n=15)和试验组(n=15)。两组均接受常规物理治疗,对照组进行反重力跑台步行训练,试验组利用反重力跑台训练系统进行双重运动任务训练,共4周。训练前后采用平衡功能检测训练系统评定平衡功能,同时采用Fugl-Meyer评定量表下肢部分(FMA-L)、Berg平衡量表(BBS)和改良Barthel指数(MBI)进行评定。结果训练后,试验组X方向最大动摇径(Rx)、Y方向最大动摇径(Ry)和包络面积(RecArea)均显著下降(t>4.719, P <0.001),对照组RecArea显著下降(t=5.069, P <0.001),试验组Ry和RecArea低于对照组(t>2.288, P <0.05)。治疗后,两组FMA-L、BBS和MBI评分均显著改善(t> 7.316, P <0.001),试验组优于对照组(t> 2.322, P <0.05)。结论双重运动任务训练有助于脑卒中偏瘫患者运动及平衡功能恢复,提高日常生活活动能力。
文摘Background:Recent autopsy study showed a high incidence of cerebrovascular lesions in Alzheimer's disease(AD).To assess the impact of cerebrovascular pathology in AD,we used diffusion tensor imaging(DTI) to study AD patients with and without cerebrovascular lesions.Materials and Methods:Conventional and DTI scans were obtained from 10 patients with probable AD,10 AD/V patients(probable AD with cerebrovascular lesions) and ten normal controls.Mean diffusivity(D) and fractional anisotropy(FA) values of some structures involved with AD pathology were measured.Results:D value was higher in AD patients than in controls in hippocampus and the cingulate gyrus.In AD/V patients,increased D value was found in the same structures and also in the thalamus and basal ganglia compared to controls.There was a significant difference of D value between AD and AD/V patients.FA value reduced in the white matter of left inferior temporal gyrus and in the bilateral middle cingulate gyrus in patients with AD/V compared with controls.The MMSE(mini-mental state examination) score significantly correlated with FA value in the right hippocampus(r=0.639,P<0.019),in the right anterior cingulate gyrus(r=0.587,P<0.035) and in left parahippocampal gyrus(r=0.559,P<0.047).Conclusion:Cerebrovascular pathology had stronger impact on the D value than the AD pathology alone did.Elevated D value in thalamic and basal ganglia may contribute to cognitive decline in AD/V patients.Reduced FA values in AD/V patients may indicate that cerebrovascular pathology induced more severe white matter damage than the AD pathology alone did.
