[Multidisciplinary diagnosis and treatment of temporal bone cholesteatoma complicated with brain abscess].

To analyze the etiology, diagnosis, treatment of cholesteatoma of temporal bone complicated with brain abscess. A total of 27 patients with cholesteatoma complicated with brain abscess admitted to the Peoples Hospital of Xinjiang Uygur Autonomous Region from January 2008 to January 2024 were collected, and their clinical characteristics and treatment methods were summarized. Tow patients underwent modify radical mastoidectomy and eliminate abscess by pricking. The other patients underwent ear surgery after neurosurgical treatment of brain abscess. Among them, 19 cases underwent open craniotomy for brain abscess and 5 cases with small abscess were transferred to otorhinolaryngology for radical mastoidectomy after transcranial drainage. Only one patient died, the other patients had a good prognosis without recurrence. OBA is the most serious complication of temporal cholesteatoma with a high mortality rate, and MRI can assist in early diagnosis. Early treatment and multidisciplinary collaboration can improve the cure rate of the disease.