生前暴露与高或低级别星型细胞瘤、室管膜细胞瘤、生殖细胞瘤或是其他少见的尚未明确分类的肿瘤的发病风险没有关系。
Prenatal exposure was not associated with risk of high - or low-grade astrocytoma, ependymoma, germ cell tumor, or other rare or incompletely specified tumors.
结论室管膜下巨细胞型星形细胞瘤是具有独特组织病理学特点的良性肿瘤。
Conclusions Subependymal giant cell astrocytoma is a benign brain tumor with distinctive histopathologic features.
目的：观察一少见的特殊类型室管膜瘤的临床病理特点，拟译名为伸展细胞型室管膜瘤。
Purpose To investigate the clinicopathological features of a rare type of ependymoma, termed tanycytic ependymoma.
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