作者统计1986年1月6日至1987年7月6日Gwynedd地区医院病程3个月以上经手术证实的分泌性中耳炎152例,年龄2～20岁,平均6岁。男85、女67。全麻下鼓膜切开,收集鼓室积液作需氧和厌氧细菌培养,同时作鼻咽部和咽拭培养,阳性者行抗生素敏感试验。两耳渗液107例、单耳渗液45例,共259耳渗液细菌培养阳性37例。两耳渗液培养阳性者31例中14 Authors Statistics January 6, 1986 to July 6, 1987 Gwynedd Regional Hospital duration of more than 3 months surgically confirmed secretory otitis media 152 patients, aged 2 to 20 years, mean 6 years. Male 85, female 67. Under general anesthesia, the tympanic membrane was dissected and the tympanic effusion was collected for aerobic and anaerobic bacterial culture. At the same time, nasopharyngeal and pharyngeal swab cultures were performed. Positive patients were tested for antibiotic sensitivity. 107 cases of both ear exudate, 45 cases of single ear exudate, a total of 259 ear exudate bacterial culture positive in 37 cases. Exudate culture positive in both ears 31 cases of 14