Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size , mediastinal and hilar contours are within normal limits and without change . Moderate - sized left pleural effusion is again demonstrated , and likely has a subpulmonic component . Adjacent atelectasis in the left retrocardiac region has partially cleared . Known right lower lobe lung nodule is seen to better detail on prior abdominal CT ___ ___ .
    OUTPUT:
    
1 . Moderate left pleural effusion with likely subpulmonic component . If warranted clinically , left lateral decubitus radiograph may be helpful to better quantify the amount of pleural fluid . 2 . Right lower lobe lung nodule , more fully characterized on recent CT .