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患者女,27岁。因左耳反复流脓伴听力下降10余年急性发作2d来诊,诊为左耳慢性化脓性中耳炎,嘱口服抗生素,用2.5%氯霉素甘油滴耳,滴入3滴约15min,突发眩晕伴耳鸣,恶心呕吐,不能站立,对症处理后约2h,上述症状消失,而感味觉减退,未引起重视。次日再次滴耳后症状复发而收入院。查体见左眼呈水平性眼震,左外耳道有少许脓性分泌物,无臭味,鼓膜张部边缘性大穿孔,鼓室粘膜红,未见肉芽组织,瘘管试验阳性,纯音听力检查为传音性聋,言语频率听力损失45dB,乳突拍片示左耳中耳乳突
Female patient, 27 years old. Due to repeated episodes of left ear purulent hearing loss more than 10 years of acute onset 2d consultation, diagnosed with chronic suppurative otitis media in the left ear, excuse oral antibiotics, 2.5% chloramphenical glycerol ear drops, drip 3 drops of about 15min, sudden dizziness With tinnitus, nausea and vomiting, can not stand, about 2h after symptomatic treatment, the above symptoms disappear, but the sense of taste diminished, did not pay attention. The next day ear drops ear symptoms recurrence income hospital. Check the left eye showed a horizontal eye nystagmus, left external auditory canal a little purulent discharge, no odor, tympanic membrane marginal perforation, tympanic mucosa red, no granulation tissue, fistula test was positive, pure tone hearing test pass Acoustic deafness, speech frequency hearing loss 45dB, mastoid film showed left ear middle ear mastoid