鼓室注药治疗粘连性中耳炎的临床观察

Clinical Observation of Tympanic Administration through Eustachian Tube in Treating Middle Ear Adhesion

目的 探讨经咽鼓管鼓室注药治疗粘连性中耳炎的疗效。方法 对５０例（６３耳）粘连性中耳炎患者在间接鼻咽镜下以直径１ｍｍ的塑料导管从咽口导入，作咽鼓管扩张，经导管向鼓室注入地塞米松及α－糜蛋白酶，每周２次，６周为一疗程，同时对鼻窦、鼻咽的炎症病变进行相应的治疗。结果 经一疗程的治疗，语频气导听力提高１０～１９ ｄＢ者２３耳，２０～２９ｄＢ者１４耳，３０ｄＢ以上者８耳，无明显改善者１８耳，有效率为７１．４％，未见不良反应。结论 该法无创伤，经济实用，有一定的疗效。

Objective To investigate the efficacy of tympanic administration through eustachian tube in treating middle ear adhesion. Methods 50 cases(63 ears) with middle ear adhesion were treated by salpingocatheterism plastic duct 1 mm in diameter was intubated from pharyngeal opening of auditory tube under nasopharyngoscope, dilation of eustachian tube, and tympanic administration of dexamethasone and a - chymotrypsin, twice every week for 6 weeks. At the same time, inflammatory focus of si- nus, nasopharynx were treated correspondingly. Results After a duration, air conductioin improved> 10 dB、20^- 30 dB. > 30 dB and little was 23、14、8、18 ears, respectively. The effective rate was 71.4%. No adverse reaction was seen. Conclusion the technique was non - traumatic, economical, practical and effective.