5. In 54 ears with otitis media,11 cured at one time,8 at two times and 32 at three times,3 underwent tympanic membrance repairing for infection.

• 中耳炎引起的穿孔54耳中,11耳1次性治愈,8耳2次治愈,32耳3次治愈,3耳因感染未愈,改行鼓膜修补术治愈。收藏指正