Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . There is stable prominence of the bilateral hila . There is a right lower lobe opacity which is new from prior . Streaky left lower lobe opacity likely reflects atelectasis . Small right pleural effusion . No pneumothorax seen .
    OUTPUT:
    
New right lower lobe opacity concerning for pneumonia or aspiration . Small right pleural effusion .