Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The pneumothorax and postoperative appearance right lung apex are stable . There is increased opacification of the right hemi thorax likely representing combination of effusion and atelectasis with only a small amount of residual opacified left upper lung . The right pleural effusion stable . The heart border is obscured by the adjacent pleural effusion .
    OUTPUT:
    
Increased opacification of the left hemi thorax likely representing combination of effusion and atelectasis