Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The nasogastric tube has been placed into the trachea and right bronchus . There is unchanged severe widening of the mediastinum . There is unchanged atherosclerotic calcification of the aortic arch . There are low inspiratory volumes . Bibasilar opacities are unchanged . There is no pneumothorax .
    OUTPUT:
    
1 . Nasogastric tube in the right bronchus . Findings were communicated with Dr . ___ ___ stated that NG tube had been removed . 2 . Unchanged mediastinal widening . 3 . Bibasilar opacities likely represent atelectasis given low inspiratory volumes , however pneumonia can not be excluded in the appropriate clinical context .