分析160例颅内及椎管内脑膜瘤的病理,颅内者以脑凸面和矢状窦旁最多,椎管内的以胸段常见;良性者女性较多,恶性者男性较多。局部浸润脑组织(尤以指状浸润),核肥大、深染、异形、分裂象,出现坏死灶,乳头状结构等可作为恶性与良性脑膜瘤的鉴别。恶性者可有较长病史,呈膨胀性生长,仍有旋涡状排列等脑膜瘤的一些特点,有别于脑膜肉瘤。 Analysis of 160 cases of intracranial and intracranial meningioma pathology, intracranial menopause and sagittal sinus next to the most common in the thoracic spinal canal; more benign women, more malignant men. Local infiltration of brain tissue (especially finger infiltration), nuclear hypertrophy, deep staining, abnormal shape, split like, there necrosis, papillary structure can be used as malignant and benign meningioma identification. Malignant may have a longer history, was swollen growth, there are still some features such as spiral arrangement of meningiomas, different from meningeal sarcoma.