Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior study , there is a new small to moderate left pleural effusion , with adjacent left basilar atelectasis . A faint new right lower lobe opacity is also identified , which may represent atelectasis or developing infection , in the correct clinical setting . The cardiomediastinal silhouette is unremarkable . No pneumothorax detected . Incidental note is made of dextroconvex lumbar scoliosis .
    OUTPUT:
    
1 . New small to moderate left pleural effusion with adjacent left basilar atelectasis . 2 . New right lower lobe opacity could be atelectasis or developing infection , in the correct clinical setting .