Kết quả và kinh nghiệm điều trị viêm tai giữa mãn tính có Cholesteatoma bằng kỹ thuật hở

The open technique is a method. to remove cholesteatoma and improve hearing at the same time in patients with chronic otitis media with cholesteatoma. Objective: evaluate the results of hearing improvement and anatomy of the open technique. Methods: 48 patients with chronic otitis media with cholesteatoma operated by open technique. Results: 90 percent dry cavity, good drainage. ABG: 50 percent or