胆脂瘤型中耳炎因能破坏骨质 ,故可引起严重的颅内外并发症〔1〕。但是 ,由于慢性化脓性中耳炎的发病经过和临床特点 ,以及飞行人员的职业要求 ,飞行人员患慢性化脓性中耳炎者少见 ,患胆脂瘤型中耳炎者就更为少见。本文报告 5例后天原发性胆脂瘤飞行人员患者 ,旨在探讨飞行职业 Cholesteatoma otitis media can destroy the bone, it can cause serious complications of intracranial 〔1〕. However, due to the pathogenesis and clinical characteristics of chronic suppurative otitis media, as well as the occupational requirements of pilots, pilots with chronic suppurative otitis media are rare, with cholesteatoma type otitis media is even more rare. This article reports 5 cases of acquired cholesteatoma patients with post-mortem aircrew, to explore the flight occupation