Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with prior exam , there is no significant interval change in opacification of the right lower lung , likely a combination of large pleural effusion , with some fluid tracking into the minor fissure , and consolidation / atelectasis of the RLL . The left lung is clear . Heart size can not be assessed due to obscuration of the right heart border . There is no left - sided pleural effusion or pneumothorax .
    OUTPUT:
    
No significant interval change in opacification of the right lung base secondary to large right sided pleural effusion with underlying consolidation / atelectasis of the right lower lobe .