Conclusion: Packing drainage by transmastoid approach proves effective to treat the otogenic brain abscess.

5%。结论:经乳突腔填塞法治疗耳源性脑脓肿,疗效。

Spontaneous otogenic pneumocephalus is a rare condition and was previously understood to present with subtle symptoms of headache, aphasia and cognitive deficits.

发耳原性颅腔积气见，过去认为主要表现为轻微头痛、失语症和认知障碍等症状。