目的：评价可弯曲支气管镜介导下球囊扩张气道成形术治疗良性气管支气管狭窄的疗效和安全性。

Objective To assess the efficacy and safety of balloon dilatation using a flexible bronchoscope in the management of benign tracheobronchial stenosis.

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目的：总结分析支气管袖状切除、支气管成形术治疗中心型肺癌的经验。

Objective: To report the surgical experience of bronchial sleeve resection for the treatment of central lung cancer.

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