1997年 11月至 1999年 3月 ,我们对 10 3例、10 9耳慢性化脓性中耳炎的脓液进行细菌培养和药物敏感试验 ,现将结果报告如下。1　资料与方法1 1　一般资料　 10 3例中 ,男 5 7例 ,女 46例 ,3～ 71岁 ,10岁以下者居多 ,病程 1至 6 5年。1 2　培养方法　用 75 %酒精棉球清洁外耳道 From November 1997 to March 1999, we performed bacterial culture and drug susceptibility testing of pus in 103 patients with 10 9 chronic suppurative otitis media. The results are reported below. 1 Materials and Methods 1 1 General Information 103 cases, 57 males and 46 females, 3 to 71 years of age, mostly under 10 years of age, duration of 1 to 65 years. 1 2 Training Methods Use 75% alcohol cotton balls to clean the external auditory meatus