Intracranial mesenchymal chondrosarcoma is one of the rare tumors of the central nervous system, which often presents as an aggressive-appearing extra-axial hypervascular tumor at the falx cerebri.

• 摘要间质软骨肉瘤是中枢神经系统中罕见肿瘤之一，它通常以大脑镰上血液供应丰富的肿瘤表现。