Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post right pneumonectomy . Since yesterday , the right chest tube has been removed . There is more opacity of the right lower lung with decreased air . Persisting mediastinal shift to the right side and extent of the subcutaneous air along the right lateral chest wall and the supraclavicular region is similar . Left lung is clear . There are no lung opacities of concern . There is no pleural effusion on the left side .
    OUTPUT:
    
Following right chest tube removal , there is increased opacification of the right lower lung presumed from fluid . Unchanged extensive subcutaneous air collection on the right side .