Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval decrease in fluid at the right lung base since the prior studies . Pleural air indicative of pneumothorax is slightly larger than on the prior study . Right pleural catheter is unchanged . Heart size is stable . Left lung is clear .
    OUTPUT:
    
1 . Interval decrease in right pleural effusion . 2 . Continued right lung base consolidation . 3 . Interval increase in right pneumothorax , still small .