异位脑膜瘤１例报告中山医科大学附属第一医院耳鼻咽喉科钟福万，邱树兰，余达德脑膜瘤约占颅内肿瘤的１３％～１８％，椎管内肿瘤的２５％［１］。发生于颅外及椎管外者不常见，尤以原发罕见。异位脑膜瘤可发生于：副鼻窦、鼻腔、鼻骨、额骨、眼眶、中耳、颞骨及腮区等处... 1 case report of ectopic meningioma Department of Otorhinolaryngology, First Affiliated Hospital of Sun Yat-sen University Zhongfu Wan, Qiu Shulan, Yu Dade meningiomas accounted for about 13% to 18% of intracranial tumors, 25% of spinal canal tumors [1] . Occurs in the extracranial and spinal canal are not common, especially in rare primary. Ectopic meningiomas can occur in: paranasal sinuses, nasal cavity, nasal bone, frontal bone, eyes, middle ear, temporal bone and parotia ...