Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of enteric catheter , endotracheal tube and bilateral drains without development of pneumothorax . Linear lucency at the level of the left upper mediastinum may represent a small pneumomediastinum . Cardiomediastinal and hilar contours are unremarkable . Minimal left lower lung opacification likely reflects atelectasis . No pleural effusion evident .
    OUTPUT:
    
No pneumothorax . Possible trace pneumomediastinum . ___ communicated these findings to ___ at 17 : 20 on ___ via telephone 1 hour after discovery of findings .