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作者报告一例发生于鼓膜的胆固醇肉芽肿患儿女性,11岁。主诉右耳痛。先曾因右耳急性中耳炎行鼓膜切开术,数日后穿孔闭合;以后鼓膜切开部稍膨隆并渐增大,数周后在鼓膜上形成一黄褐色球形肿物,患耳呈传导性聋,听力平均损失25分贝。X 线检查双侧乳突气房发育良好。沿肿物周边切开鼓膜摘除肿物,20天后鼓膜缺损闭合,听力改善。后因鼓室积液而放置中耳通气管,5个月后通气管自脱,鼓膜外观恢复正常。
The authors report a case of children with cholesterol granuloma in the tympanic membrane, aged 11 years. The main complaint right ear pain. Formerly acute otitis media tympanotomy, a few days after the perforation closed; later tympanic membrane incision slightly bulging and gradually increased, a few weeks later in the tympanic membrane formed a brown spherical tumor, the ear was conductive deaf , The average loss of hearing 25 dB. X-ray examination bilateral mastoid atrial well developed. Cut along the tumor around the removal of tympanic membrane tumor, 20 days after the tympanic membrane defect closure, hearing improvement. After the tympanic fluid and placed in the middle ear ventilation tube, vent after 5 months off, the eardrum appearance returned to normal.