根据统计,颅内脑膜瘤占颅内肿瘤的15～20％,居第二位。但原发于颅骨内的脑膜瘤却很少见,现将我科收治的3例报告如下。病历摘要例1:张××,女,46岁,1974年9月26日入院。4年前从自行车后座上摔下,顶枕部着地,曾有昏迷,枕顶部肿胀,十余天后消退,无何不适。2年 According to statistics, intracranial meningiomas account for 15 to 20% of intracranial tumors, ranking second place. But the primary intracranial meningioma is rare, now we receive 3 cases reported as follows. Case Summary 1: Zhang × ×, female, 46 years old, September 26, 1974 admission. 4 years ago, fell off the back seat of the bike, the top occipital ground, had coma, top of the pillow swelling, more than ten days later subsided, no problem. 2 years