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- Subependymal astrocytoma 室管膜下星形细胞瘤
- Purpose To study the clinicopathology, immunohistochemical characteristic and prognosis of subependymal giant cell astrocytoma(SEGA). 目的 :探讨室管膜下巨细胞星形细胞瘤 (SEGA)的临床病理、免疫组化特点及预后。
- 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(subependymal giant-cell astrocytoma,SEGA)的临床病理特征、免疫表型特征及其与预后的关系。
- Objective To study the clinicopathological and immuno histochemical characteristc and the diff erential diagnosis of subependymal giant cell astrocytoma (SEGA). 目的 探讨室管膜下巨细胞星形细胞瘤(SEGA)的临床病理特征、免疫组化表达及其鉴别诊断。
- Brain biopsy revealed grade IV astrocytoma. 脑内活检示星形细胞瘤,IV级。
- subependymal giant cell astrocytoma 室管膜下巨细胞性星形细胞瘤
- Subependymal giant-cell astrocytoma 巨细胞型星形细胞瘤
- Subependymal nodules show variable enhancement after contrast administration. 增强检查室管膜下结节呈现不同程度的强化。
- Subependymal hemartomas are found in 95% of patients with tuberous sclerosis. 的结节硬化病人可见室管膜下错构瘤。
- 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。
- The proliferation and growth of astrocytoma cells required angiogenesis. 星形细胞瘤细胞增殖和生长依赖于肿瘤血管生成;
- 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。
- This is intraventricular hemorrhage (IVH) which arose in the subependymal region (germinal matrix) of a 28 week gestational age newborn. 室管下区(生发基质)脑室内出血(IVH),患者为28孕周的早产儿。
- On CT, nodular heterotopias were located in the subependymal region and the centrum semiovale. 孤立性灰质异位的CT特征表现为室管膜下及半卵圆中心大小不等灰质密度结节。
- This astrocytoma demonstrates increased cellularity and pleomorphism, as compared to normal brain. Note the very pleomorphic cell in the center. 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。注意中心部位的多形性细胞。
- Subependymal giant cell astrocytomas develop in 15% of patients with tuberous sclerosis. 的结节硬化病人可以发生室管膜下巨细胞星形细胞瘤。
- The relationship between the malignant degree of astrocytoma and expressions of MMPs. 星形细胞瘤恶性程度与基质金属蛋白酶表达的相互关系。
- Anatomically, these tumors differ from subependymal nodules by their size and their tendency to enlarge. 从解剖上讲,不论其大小还是增大的趋势方面,斗鱼室管膜下结节不同。
- Eighteen cases were astrocytoma,2 cases meningioma,2cases oligodendrocytoma and 1case was acoustic nerve tumor. 星形细胞瘤18例,脑膜瘤2例,少突胶质细胞瘤2例,听神经瘤1例。
- The appearance of multiple subependymal calcifications on CT is classic for tuberous sclerosis. CT上的多发钙化是结节硬化的典型表现。