Nishijima M, Ohishi H, Onuma T
No Shinkei Geka. 1980 Oct;8(10):995-8.
A case of asymptomatic convexity meningioma causing intracerebral hemorrhage and with an aneurysm of the branch of the middle cerebral artery is reported. Operation disclosed an encapsulated tumor of 4 cm in diameter and intracerebral hemorrhage was found medial to it. Histological diagnosis of the tumor was a malignant meningioma. The mechanism of hemorrhage and the relation between the tumor and occurrence of an aneurysm have been discussed with a review of the literature.
报告一例无症状凸面脑膜瘤导致脑出血并伴有大脑中动脉分支动脉瘤的病例。手术发现一个直径4厘米的包膜肿瘤，在其内侧发现脑出血。肿瘤的组织学诊断为恶性脑膜瘤。结合文献复习，对出血机制以及肿瘤与动脉瘤发生之间的关系进行了讨论。
