结果：星形胶质细胞瘤的MRI信号强度与病理分级有关。
RESULT: the signal intensity on MRI feature have relation with the pathological grade of astrocytic gliomas.
目的分析星形胶质细胞瘤瘤脑界面、瘤周水肿的MRI表现与手术、病理关系。
Objective To study the peritumoral edema and brain tumor interfaces in astrocytomas, and to compare the MRI features with surgical and pathological results.
材料与方法对84例MRI中星形胶质细胞瘤瘤脑界面、瘤周水肿特点进行分析，并与手术病理对照。
Materials and Methods MRI Characteristics of the peritumoral edema and brain tumor interfaces of astrocytomas in 84 cases were analyzed and compared with the surgical and pathological results.
方法：回顾性分析81例经手术和病理证实为脑星形胶质细胞瘤MRI资料，综合分析MRI表现并与病理结果对照。
Methods: The MRI findings of 81 cases with brain astroglioma were retrospectively reviewed in comparison with operation and pathology.
结论：星形胶质细胞瘤的不同部位有DNA含量不同的细胞克隆存在，证实了星形胶质细胞瘤的DNA含量的确存在异质性。
Conclusion: Cell clons with different DNA content are found in different regions of an astrocytoma, it confirms that DNA content of astrocytoma is heterogenous indeed.
它由星形细胞瘤，少突胶质细胞瘤，室管膜瘤发展而来，它们是由神经外胚层细胞诱导的。
It developed from astrocytoma, oligodendroglioma, ependymoma, which were induced by neural ectoblast.
结论RCAS1是人脑星形细胞瘤的新的肿瘤相关抗原，其表达与胶质母细胞瘤的形成相关。
Conclusion RCAS1 is a new tumor-associated antigen of human astrocyte tumors, whose expression correlated to the malignant transformation of glioblastoma.
多形性胶质母细胞瘤起源于星形胶质细胞，这是胶质细胞的一种。促使正常工作的星形胶质细胞转变为肿瘤细胞的原因尚不得而知。 。
GBM M originates from astrocytes, which are a type of glial cell. The factors that cause normal-functioning astrocytes to become cancerous is not well understood.
结果四脑室肿瘤以髓母细胞瘤、室管膜瘤和星形胶质瘤多见，肿瘤与发病年龄关系密切。
Results the most common neoplasms were medulloblastoma and ependymoma and astrocytoma in the fourth ventricular. Some tumors had specific patients age.
分化较好的星形细胞瘤中可以见到内环是血管基膜、外环是胶质膜的双环结构。
In the well-differentiated astrocytoma showed structure of ring upon ring, the inner ring was the basement membrane of blood vessel, while the outer ring was the glial membrane.
脑干矢状面显示一个较大的脑干胶质瘤。大多数胶质瘤是星形细胞瘤。
This sagittal section of brain demonstrates a large brainstem glioma. Most gliomas are astrocytomas.
而32例脑内胶质细胞瘤，包括星形细胞瘤21例、少支胶质细胞瘤4例、幕上室管膜瘤7例均未显示脑皮质内移征。
But the sign can not be found in all 32 cases with intra-cerebral glioma, including 21 cases with astrocytoma and 4 cases with oligodendroglioma and 7 cases with ependymoma above cerebellar tentorium.
星形细胞瘤、少突胶质细胞瘤、混合性胶质瘤全切除后预后良好，不需要进行辅助性治疗。
It is not necessary to perform auxiliary therapy for astrocytoma, oligodendroglioma, and mixed glioma, because the prognosis is good after total removal of the tumor.
结果间变性星形细胞瘤7例，多形性胶质母细胞瘤3例，少突胶质瘤1例，低级别胶质瘤1例。
Results There were 7 cases with anaplastic astrocytoma, 3 cases with glioblastoma multiforme, 1 cases with oligodendroglioma, 1 cases with lower grade glioma.
脑胶质瘤是由神经外胚叶衍化而来的胶质细胞即星形胶质细胞、少枝胶质细胞和室管膜胶质细胞等发生的肿瘤，是颅内最常见的恶性肿瘤。
Glioma is the most common type of primary intracranial tumors in human. It developed from astrocytoma, oligodendroglioma, ependymoma, which were induced by neural ectoblast.
前言：目的观察正常星形胶质细胞和星形胶质瘤细胞系s WO - 38的细胞骨架的区别。
Objective: to observe the differences in the cytoskeleton of normal astrocytes and SWO-38 cell line.
儿童后颅窝肿块包括青少年毛细胞星形细胞瘤、室管膜瘤、髓母细胞瘤、脑干神经胶质瘤。
The differential for a posterior fossa mass in children includes juvenile pilocytic astrocytoma, medulloblastoma, ependymoma, and brainstem glioma.
结果12／25 的星形细胞瘤， 15／21间变型星形细胞瘤和16／20 的多形胶质母细胞瘤存在染色体数量上的变异。
Results 43/69 astrocytomas were found to be abnormal chromosome clones, including 12/25 astrocytomas, 15/21 anaplastic astrocytoma, and 16/20 glioblastoma respectively.
方法：应用免疫组织化学方法检测28例少突胶质细胞肿瘤、9例星形细胞瘤的OLIG2和GFAP表达情况。
Methods:Expressiof OLIG2 and GFAP in 28 oligodendrogliomas and 9 astrocytoma were measured by immunohistochemistry method.
结果：随访期间内44.8%患者肿瘤缩小，间变性星形细胞瘤中位控制时间15个月，胶质母细胞瘤9个月。
Results:There were 44 8% of the tumors shrank. Median tumor local control interval was 10 months(15 months for AA and 9 months for GBM).
结果：随访期间内44.8%患者肿瘤缩小，间变性星形细胞瘤中位控制时间15个月，胶质母细胞瘤9个月。
Results:There were 44 8% of the tumors shrank. Median tumor local control interval was 10 months(15 months for AA and 9 months for GBM).
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