【摘要】 2021年,世界卫生组织(WHO)发布第五版中枢神经系统肿瘤分类(简称新版肿瘤分类),与2016年WHO中枢神经系统肿瘤分类第四版修订版相比,对室管膜肿瘤进行诸多更新,按解剖部位分类、增加数个新的分子亚型、调整黏液乳头状型室管膜瘤分级、删除室管膜瘤分类等。本文结合近年相关文献,对新版肿瘤分类的更新进行解读,以期加深对室管膜肿瘤的认识,更好地指导临床。更多还原

【Abstract】 In 2021, the WHO released the Classification Tumors of the Central Nervous System(fifth edition). Compared with the revised version of the fourth edition of the WHO Classification of Tumor of the Central Nervous System in 2016, classification of ependymal tumors has many adjustments.Ependymal tumors are classified according to anatomical sites. Several new molecular subtypes are added.Myxopapillary ependymoma is adjusted to WHO grade 2 instead of grade 1. Definition of the ependymoma is deleted. Combined with the relevant literature in recent years, we interpret the updates in this new edition tumors classification about ependymal tumors in order to deepen the understanding of ependymal tumors and standardize the clinical practice.更多还原