OBJECTIVE : To study the clinicopathologicae, immunohistochemical characteristics and prognosis of subependymal giant - cell astrocytoma ( SEGA ).

目的: 探讨室管膜下巨细胞星形细胞瘤 ( subependymalgiant -cell astrocytoma, SEGA ) 的临床病理特征 、 免疫表型特征及其与预后的关系.

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Aim : To explore the morphometric grading method in the diagnosis of astrocytoma.

目的: 探讨星形细胞瘤形态定量病理分级诊断方法.

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This astrocytoma demonstrates increased cellularity and pleomorphism, as compared to normal brain.

与正常大脑相比,星形细胞瘤显示出细胞内容丰富并有明显多形性.

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Materials and Methods: CT findings of 82 cases of astrocytoma were analyzed.

材料和方法:分 析手术病理证实的82例脑星形细胞瘤的CT表现.

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Objective To investigate the MR imaging features of diffuse astrocytoma.

目的探讨弥漫型星形细胞瘤的MR影像特点.

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The top three differentials for this patient include hemangioblastoma, astrocytoma, and metastasis.

需要鉴别的三大疾病包括血管母细胞瘤, 星形细胞瘤和转移.

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CT imaging features of brain astrocytoma ( Analysis or 109 Cases )

脑星形细胞瘤的CT表现 ( 附109例分析 )

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Conclusion MRI has very definite value in diagnosing diffuse astrocytoma.

结论MRI对弥漫性星形细胞瘤的诊断具有十分重要的价值.

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Brain biopsy revealed grade IV astrocytoma.

脑内活检示星形细胞瘤,IV级.

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Objective To study the MRI and the differential diagnosis of brain metastasis, astrocytoma and brain abscess.

目的:分析脑内环形强化病灶的MRI影像 学特征,探讨脑转移瘤 、 胶质瘤、脑脓肿鉴别诊断要点.

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The recent progress in animal models of astrocytoma is reviewed in this article.

本文对基因工程小鼠星形细胞瘤模型的研究进展作一综述.

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This tour will examine the left parietal lesion, found at biopsy to be anaplastic astrocytoma.

此回顾将展示左顶叶病变, 活检结果是间变性星形细胞瘤.

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Objective To study specific features and main diagnostic points of diffuse astrocytoma on MRI.

目的探讨弥漫性星形细胞瘤的MRI表现 特点,研究MRI对 该类肿瘤的诊断要点和价值.

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Methods: Expressiof OLIG 2 and GFAP in 28 and 9 astrocytoma were measured by immunohistochemistry method.

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.

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Methods: MRI findings in 41 patients and pathologically proved astrocytoma were retrospectively analyzed.

方法: 收集手术病理证实的脑星形细胞瘤41例,分析其MRI表现.

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