Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a new small - to - moderate right pleural effusion . There is no focal consolidation or pneumothorax . Bibasilar atelectasis and scarring in the right middle lobe from prior RFA are unchanged . Coarse right breast calcifications are unchanged . Lungs remain hyperinflated . Cardiomediastinal silhouette is unchanged . Osseous structures are unremarkable except for degenerative changes in the thoracic spine .
    OUTPUT:
    
Small - to - moderate right pleural effusion , increased since ___ ; otherwise , no significant change .