Histopathologic type: 11 cases in proliferative type, 21 cases in necrotizing type and 8 cases in xanthomatous type. 病理分型:增生型11例,坏死型21例,黄色瘤样型8例。
Four types of rare meningioma were reported in this paper: viz: sccretory, microcystic, lipomatous and xanthomatous meningioma. 报告4种少见的脑膜瘤亚型:分泌型、微囊型、脂肪瘤和黄色瘤型。
In lipomatous and xanthomatous meningiomas there were lots of fatty cells or foam cells scattering. 脂肪瘤和黄色瘤型脑膜瘤分别在其瘤组织中含有大量脂肪细胞或泡沫细胞为特征。文中讨论了肿瘤形成机制及鉴别要点。