非外伤性脑脊液鼻漏少见,常由肿瘤或脑积水等因素引起。自发性脑脊液鼻漏更为罕见,机理不明,可能与先天性颅底或硬脑膜畸形有关。我科近年来收治3例非外伤性脑脊液鼻漏患者,报告如下。 病例介绍 例1 女,49岁。入院前20余天无任何诱因出现左鼻孔流清水样物,持续性,每分钟2～3滴,每活动、低头时鼻溢加重,伴前额及后枕部胀痛,时有低热,鼻溢经化验证实为脑脊液。入院后经鼻内窥镜检 Non-traumatic cerebrospinal fluid rhinorrhea rare, often caused by tumor or hydrocephalus and other factors. Spontaneous cerebrospinal fluid rhinorrhea is more rare, the mechanism is unknown, may be associated with congenital skull base or dural deformity. In recent years, our department admitted 3 cases of non-traumatic cerebrospinal rhinitis patients, the report is as follows. Case description 1 female, 49 years old. 20 days before admission without any incentive to appear left nostril flow of water samples, sustained, 2 to 3 drops per minute, each activity, bowel when the nose increased, with forehead and occipital pain, sometimes fever, rhinorrhea Laboratory confirmed the cerebrospinal fluid. After admission by nasal endoscopy