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血管外皮细胞瘤是起源于血管外皮细胞的少见肿瘤。肿瘤常发生在软组织,在中枢神经系统则罕见发生。虽然影像学表现非常类似于脑膜瘤,但在组织病理分类上为单独一类。
Hemangiopericytoma is a rare tumor that originates from vascular endothelial cells. Tumors often occur in soft tissue, but rare in the central nervous system. Although imaging findings are very similar to meningioma, it is a separate category in histopathological classification.