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[病例]男,22岁。因双耳持续流脓7个月,伴听力减退、头痛而入院。该患耳流脓2月后,脓汁呈脓血性,有臭味。听力呈进行性减退,伴左侧头痛,无发热、眩晕、咳嗽等症状。否认耳毒性药物肌注史。入院检查:体温正常,血压14/11kPa,营养欠佳。心肺听诊无明显异常。双侧外耳道有多量脓血性分泌物,味臭。双耳鼓膜紧张部穿孔,鼓室内灰白色内芽样组织,左侧耳道后壁塌陷,乳突无明显压痛。临床检查:血尿常规、胸透、心电均正常。电测听双耳呈重度耳聋。脑干电位双耳110 dB未引出电位。乳突许氏位片报
[Case] Male, 22 years old. Persistent pus for binaural 7 months, with hearing loss, headache and admission. After suffering from purulent ear pus 2 months, pus was pus and bloody stools. Hearing was progressive decline, with left headache, no fever, dizziness, cough and other symptoms. Denied the history of muscular injection of ototoxic drugs. Admission examination: normal body temperature, blood pressure 14 / 11kPa, poor nutrition. Cardiopulmonary auscultation no obvious abnormalities. There are a large number of bilateral external auditory canal purulent secretions, odor. Binaural tympanic membrane tension Department perforation, tympanic gray bud-like tissue, the posterior wall of the left ear canal collapse, mastoid no tenderness. Clinical examination: hematuria routine, chest X-ray, ECG are normal. Electrical audiometry was severe deafness. Brainstem potential binaural 110 dB did not lead to potential. Mastoid Xu bit slice reported