颅内并发症是中耳炎最危险的并发症,其中以耳源性脑膜炎,乙状窦栓塞性静脉炎,耳源性脑脓肿最为多见.据作者近年调查约占农村耳鼻咽喉科门诊初诊发病之0.2%.国外认为本并发症近年有增加的趋势.我们在医疗工作中发现,不少病人先就诊于其 Intracranial complications is the most dangerous complication of otitis media, of which otogenic meningitis, sigmoid sinus thrombosis phlebitis, ear brain abscess is the most common.According to the author in recent years, the survey accounts for the rural otorhinolaryngology clinic outpatient onset Of the 0.2% .In foreign countries that the complications increased trend in recent years.We found in medical work, many patients first visited its