Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Exam is limited by marked patient rotation and low lung volumes . Moderate - to - large right pleural effusion has increased in size compared to the prior radiograph and is associated with worsening opacity involving the adjacent right middle and right lower lobes . The left lung is grossly clear , except for minimal linear atelectasis at the left base .
    OUTPUT:
    
Enlarging right pleural effusion with adjacent worsening right middle and right lower lobe atelectasis and / or infectious consolidation .