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目的应用多层螺旋CT评价健康志愿者用力呼气时气管萎陷情况,结果与现行的气管软化症诊断标准进行对照。材料与方法本研究经学术审核委员会批准,符合健康医疗保险要求。
Objective To evaluate the tracheal collapse of healthy volunteers with forced expiration by using multislice spiral computed tomography (CT). The results were compared with the diagnostic criteria of tracheal astritis. Materials and Methods The study was approved by the Academic Review Committee and met the health insurance requirements.