患者男 ,2 4岁。因左面瘫一年 ,左耳流脓及左乳突区脓瘘 3个月就诊。在此之前无中耳炎病史。一年前出现左面瘫 ,行针刺治疗无效。 3个月前开始左耳流脓 ,一周后乳突区红肿破溃流脓 ,无耳鸣眩晕。体检 :心肺肝脾正常。左外耳道后壁塌陷 ,外耳道少许脓性分泌物 ,鼓膜窥不见 ,乳突 Male patient, 24 years old. Due to the left fistula one year, left ear pus and left mastoid area pustules for 3 months. There was no history of otitis media before this. One year ago, there was a left fistula and the acupuncture treatment was ineffective. 3 months before the start of left ear pus, a week after the mastoid swelling ulceration and pus, no tinnitus dizziness. Physical examination: Heart, lung, liver and spleen are normal. The back wall of the left external auditory canal collapses, a little purulent secretion of the external auditory canal, tympanic peeping, mastoid