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探讨小儿异物吸入肺部并发症的特点。方法65例年龄6mo～lla，误诊在5d以上。全部患儿作了X线摄片检查。64例经支气管镜检查并取出异物．1例自行咳出异物。结果65例患儿肺部并发症为：肺气肿22例，气管纵胎移位17例，肺不张14例．肺炎11例，肺脓肿1例。病程3mo以上者，常有2种以上并发症。误诊的病种有哮喘、支气管炎、肺炎、肺脓肿、肺结核等。结论小儿异物吸入误诊"以上即可出现肺部并发症。尽早取出异物是防治其肺部并发症的关键。
To investigate the characteristics of pulmonary foreign body aspiration in children. Methods 65 cases of age 6mo ~ lla, misdiagnosed more than 5d. All children made X-ray examination. 64 cases of bronchoscopy and remove foreign body. 1 case of coughing foreign body. Results 65 cases of children with pulmonary complications were: emphysema in 22 cases, tracheal longitudinal shift in 17 cases, 14 cases of atelectasis. 11 cases of pneumonia, 1 case of lung abscess. Course of 3mo or more, often more than 2 kinds of complications. Diseases misdiagnosed asthma, bronchitis, pneumonia, lung abscess, tuberculosis and so on. Conclusions Pulmonary complications may occur when misdiagnosis of foreign body in children is over The early removal of foreign body is the key to prevention and treatment of pulmonary complications.