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Title: $Case Report of Treatment of Secondary Airway Stenosis after Thulium Laser Ventilation
Abstract: A 10-year-old boy presented with symptoms of dyspnea. 3 monthspreviously, he had received a tracheostomymechanical ventilation because of trauma and had been dilated tracheal stenosis 4 times at previous hospital.We performed bronchoscopy and found a reduction of the upper trachea that is below subglottic 2 cm, diameterof 4mm, length of 1cm due to the web-likefibrotic stenosis. Thilium fiber laser via flexible bronchoscopy wasused to explode the stenotic lesion. His condition was improved well afer 3 months re examination. Thiliumfiber laser is a valuable tool with potential for therapy of an endobronchial obstructing airway lesion.