Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right minimal pneumothorax is hard to see , it is probably 2 mm . Right pleural effusion has reaccumulated and is now severe . Mild cardiac congestion is unchanged . The heart contour is unremarkable .
    OUTPUT:
    
1 . Right apical pneumothorax has improved and is now minimal , measuring 2 mm . 2 . Reaccumulation of significant right pleural effusion . 3 . Unchanged mild pulmonary edema .