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- Research of brain ischemia penumbra 脑缺血半暗带区研究进展
- Objective To study the relationship between expression of Caspase-activated DNase (CAD) gene and neuronal apoptosis in ischemic penumbra after rat focal ischemia reperfusion after unilateral middle cerebral artery occ lusion. 目的 探讨大鼠局灶性脑缺血再灌注后缺血半暗带 Caspase-3激活的 DNA酶 (CAD)基因的表达变化与细胞凋亡的关系。
- Aim: To explore apparent diffusion coefficient (ADC) in the diagnosis of infarction core and ischemic penumbra(IP) affter acute cerebral infarction. 探讨磁共振表观扩散系数(adc)值对急性期脑梗死核心和缺血半暗带(IP)的诊断价值。
- Marginal and peripheral regions of infarction lesion with normal or slight reduction of NAA and elevated lactate may suggest the ischemic penumbra. 梗死灶边缘、周围 N-乙酰天冬氨酸正常或轻度下降而乳酸升高的区域提示缺血半暗带的存在；
- Objective To study the regularity of expression of Caspase activated DNase (CAD) gene in ischemic penumbra after rat focal ischemic middle cerebral artery occlusion/reperfusion. 目的 探讨大鼠局灶性脑缺血再灌注后缺血半暗带Caspase 3激活的DNA酶 (CAD)基因的表达变化规律。
- The article reviews the changes of hematoma and ischemic penumbra, brain edema, hyperfibrinolysis after cerebral hemorrhage, and as well as amyloid angiopathy. 文章就脑出血后的血肿变化和缺血半暗带、脑水肿和纤溶亢进以及血管淀粉样变等进行了综述。
- Early diagnosis is the precondition of early therapy for cerebral infarction. The main goal of clinical therapy for cerebral infarction is to protect the ischemic penumbra(IP) and prevent it from developing towards irreversible cerebral infarction . 早期诊断是早期治疗的前提，而早期治疗的主要目的是挽救缺血半暗带(ischemic penumbra,IP)，阻止IP发展为不可逆性脑梗死，因此确认IP和了解其演变规律，对指导临床治疗具有非常重要的意义。
- Objective To detect ischemic penumbra around hematoma by studying the change of regional cerebral blood flow (rCBF) at acute phase and subacute phase in patients with intracerebral hemorrhage. 摘要目的观察脑出血急性期、亚急性期血肿周边血流量的改变，判断血肿周边是否存在缺血半暗带。
- Conclusion There is cell apoptosis in normal cerebral and ischemic penumbra and core of the infarction.The number and biology significance of apoptosis cell in these parts is distinction obviously. 结论 局灶性脑缺血的不同区域，包括正常及病变组织中的凋亡细胞在数量及生物学意义上有很大的差别。
- An Experimental Study on Cerebral Hemodynamics and Ischemia Penumbra in Rabbits by Multislice CT Perfusion Imaging 兔脑血流动力学与缺血半暗带多层螺旋CT灌注成像的实验研究
- Present research on imageology of ischemic penumbra 缺血半暗带的影像学研究现状
- The effect of early rehabilitation and its molecular mechanism on the functional outcome after focal cerebral ischemia penumbra in rats 早期康复训练对脑缺血后行为恢复的影响及其分子机理
- Keywords acutobin;reperfusion injury;inducible nitric oxide synthase;myeloperoxidase;maleic dialdehyde;ischemia penumbra; 蕲蛇酶;再灌注损伤;诱导型一氧化氮合酶;髓过氧化物酶;丙二醛;半暗带;
- Keywords Focal cerebral ischemia;Ischemic penumbra;Hepatocyte growth factor; 关键词局灶脑缺血;缺血边缘区;肝细胞生长因子;
- The combination usage of DWI and PWI can demonstrate ischemic penumbrae and blood perfusion,DWI and PWI can provide direct photographic data forthrombolytic therapy. DWI和PWI可以为溶栓治疗提供较直观的影像学诊断资料。
- The combination usage of DWI and PWI can demonstrate ischemic penumbrae and blood perfusion,DWI and PWI can provide direct photographic data for thrombolytic therapy. DWI和PWI可以为溶栓治疗提供较直观的影像学诊断资料。
- Keywords glial cell;neuron;ischemic penumbra;reorganization; 胶质细胞;神经元;缺血性半影区;结构重组;
- A penumbra of doubt surrounds the incident. 疑惑的阴影笼罩着该事件((真相不明))。
- Methods Focal brain ischemia animal model was used. 方法应用局限性脑缺血动物模型。
- With aggravation of cerebral ischemia, APE/Ref-1 immunoreactive cells in penumbra were significantly decreased. 随着缺血时间延长 ,缺血周边区APE/Ref- 1免疫阳性细胞数量逐渐减少。
