胶质肉瘤是极为少见的恶性肿瘤,文献已有报告〔1,2〕,其间叶成分一般为恶性纤维组织细胞瘤、纤维肉瘤或肌源性肉瘤等。而原发性胶质肉瘤同时合并骨肉瘤者极为罕见,现将我们遇到的2例报告如下。1　临床资料例1男,52岁。因头痛伴左侧肢体无力25天入院。查体:生命体征正常,左侧鼻 Gliosarcoma is an extremely rare malignancy, the literature has been reported 〔1,2〕, the interstitial components are generally malignant fibrous histiocytoma, fibrosarcoma or myogenic sarcoma and so on. The primary glioma at the same time combined with osteosarcoma is extremely rare, now we encounter 2 cases reported as follows. 1 clinical data example 1 male, 52 years old. Headache with left limb weakness 25 days admission. Physical examination: normal vital signs, left nasal