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收集14例特殊类型脑膜瘤,包括微囊型4例,富于淋巴浆细胞型2例,脊索样型2例,透明细胞型1例,分泌型1例,乳头型2例,间变型2例;另脑膜的血管外皮瘤5例。标本作HE、AB-PAS、网状纤维及5种免疫组化:波形蛋白(Vimentin)、上皮膜抗原(EMA)、用蛋白(Keratin)、第八因子(FⅧ)、胶质纤维酸性蛋白(GFAP)染色,5例电镜检查。另11例常见型脑膜瘤同样染色对照。通过研究总结出各型脑膜瘤的形态特征并讨论其发生机制。提出过去诊断的血管母细胞型脑膜瘤大多实为脑膜的血管外皮瘤,后者不再认为是脑膜瘤的一种亚型。
Forty-four cases of meningioma were collected, including 4 microcapsules, 2 lymphoid plasma cells, 2 chordate-like cells, 1 clear cell type, 1 secretory type, 2 papillary type and 2 variant type ; Another meningeal vascular hemangioma in 5 cases. The specimens were made into HE, AB-PAS, reticular fibers and five kinds of immunohistochemistry: Vimentin, EMA, Keratin, FⅧ and glial fibrillary acidic protein GFAP) staining, 5 cases of electron microscopy. The other 11 cases of common meningioma staining the same control. Through researching the morphological characteristics of various types of meningioma and discuss its mechanism. Proposed in the past diagnosis of most of the vascular cell meningioma of the meningeal vascular hemangiomas, the latter is no longer considered a subtype of meningioma.