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1 临床资料 例1,男,20岁。因左上颌无痛肿块渐进性增大1年,左鼻塞进行性加重4个月,于1987年9月拟诊为在上颌骨肿块性质未定入院。检查:面部肤色正常,左侧鼻唇沟消失,相当于左尖牙窝处可触及肿块,界限不清,中等硬度,不活动,无乒乓球壳样弹性感。X线片示:左上颌窦密度增高,呈膨胀性扩大,周围骨壁变薄,提示囊性病变。治疗经过:1987年9月在全麻下行左上颌窦囊肿摘除术及上颌窦根治术。术中
1 clinical data example 1, male, 20 years old. Due to the progressive enlargement of the left upper maxillary painless mass for 1 year, left nasal obstruction progressive aggravate 4 months, in September 1987 to be diagnosed in the nature of the maxillary mass was not admitted to hospital. Check: normal facial color, left nasolabial fold disappears, equivalent to the left tip of the dentition at the palpable mass, the boundaries are unclear, moderate hardness, inactivity, no table tennis shell-like elastic. X-ray film shows: increased density of the left maxillary sinus, was expanded expansive, thinning around the bone wall, suggesting cystic lesions. After treatment: In September 1987 under general anesthesia left maxillary sinus cyst and maxillary sinus radical mastectomy. Intraoperative